Home / 1,414,750.14-1,951,778.31-870,721.74

Finding the Fourth Proportional to 1,414,750.14, 1,951,778.31 and 870,721.74

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Solution

The fourth proportional to 1,414,750.14, 1,951,778.31 and 870,721.74 is: 1,201,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,750.14 : 1,951,778.31 = 870,721.74 : x
  2. Step 2: Convert to fraction form
    1,414,750.14/1,951,778.31 = 870,721.74/x
  3. Step 3: Cross multiply
    1,414,750.14x = 1,951,778.31 × 870,721.74
  4. Step 4: Simplify right side
    1,414,750.14x = 1,699,455,806,177.46
  5. Step 5: Solve for x
    x = 1,699,455,806,177.46/1,414,750.14
  6. Step 6: Final answer
    x = 1,201,240.95

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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.