Home / 1,889,731.38-2,834,572.47-469,799.76

Finding the Fourth Proportional to 1,889,731.38, 2,834,572.47 and 469,799.76

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Solution

The fourth proportional to 1,889,731.38, 2,834,572.47 and 469,799.76 is: 704,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,731.38 : 2,834,572.47 = 469,799.76 : x
  2. Step 2: Convert to fraction form
    1,889,731.38/2,834,572.47 = 469,799.76/x
  3. Step 3: Cross multiply
    1,889,731.38x = 2,834,572.47 × 469,799.76
  4. Step 4: Simplify right side
    1,889,731.38x = 1,331,681,466,108.61
  5. Step 5: Solve for x
    x = 1,331,681,466,108.61/1,889,731.38
  6. Step 6: Final answer
    x = 704,693.52

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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.