Home / 1,146,338.54-1,720,281.05-472,404.90

Finding the Fourth Proportional to 1,146,338.54, 1,720,281.05 and 472,404.90

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Solution

The fourth proportional to 1,146,338.54, 1,720,281.05 and 472,404.90 is: 708,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,338.54 : 1,720,281.05 = 472,404.90 : x
  2. Step 2: Convert to fraction form
    1,146,338.54/1,720,281.05 = 472,404.90/x
  3. Step 3: Cross multiply
    1,146,338.54x = 1,720,281.05 × 472,404.90
  4. Step 4: Simplify right side
    1,146,338.54x = 812,669,198,578.16
  5. Step 5: Solve for x
    x = 812,669,198,578.16/1,146,338.54
  6. Step 6: Final answer
    x = 708,926.01

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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.