Home / 1,458,298.20-2,187,447.30-749,710.20

Finding the Fourth Proportional to 1,458,298.20, 2,187,447.30 and 749,710.20

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Solution

The fourth proportional to 1,458,298.20, 2,187,447.30 and 749,710.20 is: 1,124,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,298.20 : 2,187,447.30 = 749,710.20 : x
  2. Step 2: Convert to fraction form
    1,458,298.20/2,187,447.30 = 749,710.20/x
  3. Step 3: Cross multiply
    1,458,298.20x = 2,187,447.30 × 749,710.20
  4. Step 4: Simplify right side
    1,458,298.20x = 1,639,951,552,772.46
  5. Step 5: Solve for x
    x = 1,639,951,552,772.46/1,458,298.20
  6. Step 6: Final answer
    x = 1,124,565.30

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Double scale
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Similar ratio
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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.