Home / 1,332,003.13-1,998,130.95-372,458.73

Finding the Fourth Proportional to 1,332,003.13, 1,998,130.95 and 372,458.73

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Solution

The fourth proportional to 1,332,003.13, 1,998,130.95 and 372,458.73 is: 558,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,003.13 : 1,998,130.95 = 372,458.73 : x
  2. Step 2: Convert to fraction form
    1,332,003.13/1,998,130.95 = 372,458.73/x
  3. Step 3: Cross multiply
    1,332,003.13x = 1,998,130.95 × 372,458.73
  4. Step 4: Simplify right side
    1,332,003.13x = 744,221,316,010.69
  5. Step 5: Solve for x
    x = 744,221,316,010.69/1,332,003.13
  6. Step 6: Final answer
    x = 558,723.40

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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.