Home / 1,078,769.67-1,488,737.89-588,765.93

Finding the Fourth Proportional to 1,078,769.67, 1,488,737.89 and 588,765.93

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Solution

The fourth proportional to 1,078,769.67, 1,488,737.89 and 588,765.93 is: 812,516.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,769.67 : 1,488,737.89 = 588,765.93 : x
  2. Step 2: Convert to fraction form
    1,078,769.67/1,488,737.89 = 588,765.93/x
  3. Step 3: Cross multiply
    1,078,769.67x = 1,488,737.89 × 588,765.93
  4. Step 4: Simplify right side
    1,078,769.67x = 876,518,148,332.09
  5. Step 5: Solve for x
    x = 876,518,148,332.09/1,078,769.67
  6. Step 6: Final answer
    x = 812,516.49

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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.