Home / 1,407,204.86-1,942,151.13-891,006.73

Finding the Fourth Proportional to 1,407,204.86, 1,942,151.13 and 891,006.73

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Solution

The fourth proportional to 1,407,204.86, 1,942,151.13 and 891,006.73 is: 1,229,721.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,204.86 : 1,942,151.13 = 891,006.73 : x
  2. Step 2: Convert to fraction form
    1,407,204.86/1,942,151.13 = 891,006.73/x
  3. Step 3: Cross multiply
    1,407,204.86x = 1,942,151.13 × 891,006.73
  4. Step 4: Simplify right side
    1,407,204.86x = 1,730,469,722,651.73
  5. Step 5: Solve for x
    x = 1,730,469,722,651.73/1,407,204.86
  6. Step 6: Final answer
    x = 1,229,721.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.