Home / 1,538,856.92-2,123,732.51-850,513.97

Finding the Fourth Proportional to 1,538,856.92, 2,123,732.51 and 850,513.97

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Solution

The fourth proportional to 1,538,856.92, 2,123,732.51 and 850,513.97 is: 1,173,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,856.92 : 2,123,732.51 = 850,513.97 : x
  2. Step 2: Convert to fraction form
    1,538,856.92/2,123,732.51 = 850,513.97/x
  3. Step 3: Cross multiply
    1,538,856.92x = 2,123,732.51 × 850,513.97
  4. Step 4: Simplify right side
    1,538,856.92x = 1,806,264,153,426.93
  5. Step 5: Solve for x
    x = 1,806,264,153,426.93/1,538,856.92
  6. Step 6: Final answer
    x = 1,173,770.05

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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.