Home / 1,279,125.76-1,765,193.52-706,167.04

Finding the Fourth Proportional to 1,279,125.76, 1,765,193.52 and 706,167.04

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Solution

The fourth proportional to 1,279,125.76, 1,765,193.52 and 706,167.04 is: 974,510.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,125.76 : 1,765,193.52 = 706,167.04 : x
  2. Step 2: Convert to fraction form
    1,279,125.76/1,765,193.52 = 706,167.04/x
  3. Step 3: Cross multiply
    1,279,125.76x = 1,765,193.52 × 706,167.04
  4. Step 4: Simplify right side
    1,279,125.76x = 1,246,521,483,045.58
  5. Step 5: Solve for x
    x = 1,246,521,483,045.58/1,279,125.76
  6. Step 6: Final answer
    x = 974,510.50

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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.