Home / 1,636,886.20-2,455,329.30-499,646.20

Finding the Fourth Proportional to 1,636,886.20, 2,455,329.30 and 499,646.20

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Solution

The fourth proportional to 1,636,886.20, 2,455,329.30 and 499,646.20 is: 749,469.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,886.20 : 2,455,329.30 = 499,646.20 : x
  2. Step 2: Convert to fraction form
    1,636,886.20/2,455,329.30 = 499,646.20/x
  3. Step 3: Cross multiply
    1,636,886.20x = 2,455,329.30 × 499,646.20
  4. Step 4: Simplify right side
    1,636,886.20x = 1,226,795,954,493.66
  5. Step 5: Solve for x
    x = 1,226,795,954,493.66/1,636,886.20
  6. Step 6: Final answer
    x = 749,469.30

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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.