Home / 1,071,340.83-1,607,016.20-361,375.11

Finding the Fourth Proportional to 1,071,340.83, 1,607,016.20 and 361,375.11

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Solution

The fourth proportional to 1,071,340.83, 1,607,016.20 and 361,375.11 is: 542,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,340.83 : 1,607,016.20 = 361,375.11 : x
  2. Step 2: Convert to fraction form
    1,071,340.83/1,607,016.20 = 361,375.11/x
  3. Step 3: Cross multiply
    1,071,340.83x = 1,607,016.20 × 361,375.11
  4. Step 4: Simplify right side
    1,071,340.83x = 580,735,654,239.91
  5. Step 5: Solve for x
    x = 580,735,654,239.91/1,071,340.83
  6. Step 6: Final answer
    x = 542,064.33

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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.