Home / 1,092,414.11-1,638,621.14-344,460.11

Finding the Fourth Proportional to 1,092,414.11, 1,638,621.14 and 344,460.11

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Solution

The fourth proportional to 1,092,414.11, 1,638,621.14 and 344,460.11 is: 516,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,414.11 : 1,638,621.14 = 344,460.11 : x
  2. Step 2: Convert to fraction form
    1,092,414.11/1,638,621.14 = 344,460.11/x
  3. Step 3: Cross multiply
    1,092,414.11x = 1,638,621.14 × 344,460.11
  4. Step 4: Simplify right side
    1,092,414.11x = 564,439,608,217.32
  5. Step 5: Solve for x
    x = 564,439,608,217.32/1,092,414.11
  6. Step 6: Final answer
    x = 516,690.15

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Double scale
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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.