Home / 1,813,436.99-2,720,057.05-551,166.20

Finding the Fourth Proportional to 1,813,436.99, 2,720,057.05 and 551,166.20

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Solution

The fourth proportional to 1,813,436.99, 2,720,057.05 and 551,166.20 is: 826,719.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,436.99 : 2,720,057.05 = 551,166.20 : x
  2. Step 2: Convert to fraction form
    1,813,436.99/2,720,057.05 = 551,166.20/x
  3. Step 3: Cross multiply
    1,813,436.99x = 2,720,057.05 × 551,166.20
  4. Step 4: Simplify right side
    1,813,436.99x = 1,499,203,510,742.82
  5. Step 5: Solve for x
    x = 1,499,203,510,742.82/1,813,436.99
  6. Step 6: Final answer
    x = 826,719.38

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Half scale
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Double scale
Find fourth proportional to 1,813,437.99, 2,720,058.55 and 551,167.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.