Home / 1,558,818-2,331,472.14-917,593.92

Finding the Fourth Proportional to 1,558,818, 2,331,472.14 and 917,593.92

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Solution

The fourth proportional to 1,558,818, 2,331,472.14 and 917,593.92 is: 1,372,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,818 : 2,331,472.14 = 917,593.92 : x
  2. Step 2: Convert to fraction form
    1,558,818/2,331,472.14 = 917,593.92/x
  3. Step 3: Cross multiply
    1,558,818x = 2,331,472.14 × 917,593.92
  4. Step 4: Simplify right side
    1,558,818x = 2,139,344,660,313.39
  5. Step 5: Solve for x
    x = 2,139,344,660,313.39/1,558,818
  6. Step 6: Final answer
    x = 1,372,414.65

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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.