Home / 1,091,881.49-1,506,366.86-729,542.03

Finding the Fourth Proportional to 1,091,881.49, 1,506,366.86 and 729,542.03

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Solution

The fourth proportional to 1,091,881.49, 1,506,366.86 and 729,542.03 is: 1,006,480.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,881.49 : 1,506,366.86 = 729,542.03 : x
  2. Step 2: Convert to fraction form
    1,091,881.49/1,506,366.86 = 729,542.03/x
  3. Step 3: Cross multiply
    1,091,881.49x = 1,506,366.86 × 729,542.03
  4. Step 4: Simplify right side
    1,091,881.49x = 1,098,957,925,789.58
  5. Step 5: Solve for x
    x = 1,098,957,925,789.58/1,091,881.49
  6. Step 6: Final answer
    x = 1,006,480.96

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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.