Home / 1,251,882.72-1,877,352.56-452,966.72

Finding the Fourth Proportional to 1,251,882.72, 1,877,352.56 and 452,966.72

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Solution

The fourth proportional to 1,251,882.72, 1,877,352.56 and 452,966.72 is: 679,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,882.72 : 1,877,352.56 = 452,966.72 : x
  2. Step 2: Convert to fraction form
    1,251,882.72/1,877,352.56 = 452,966.72/x
  3. Step 3: Cross multiply
    1,251,882.72x = 1,877,352.56 × 452,966.72
  4. Step 4: Simplify right side
    1,251,882.72x = 850,378,231,386.80
  5. Step 5: Solve for x
    x = 850,378,231,386.80/1,251,882.72
  6. Step 6: Final answer
    x = 679,279.47

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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.