Home / 1,279,065.05-1,765,098.93-706,092.92

Finding the Fourth Proportional to 1,279,065.05, 1,765,098.93 and 706,092.92

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Solution

The fourth proportional to 1,279,065.05, 1,765,098.93 and 706,092.92 is: 974,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,065.05 : 1,765,098.93 = 706,092.92 : x
  2. Step 2: Convert to fraction form
    1,279,065.05/1,765,098.93 = 706,092.92/x
  3. Step 3: Cross multiply
    1,279,065.05x = 1,765,098.93 × 706,092.92
  4. Step 4: Simplify right side
    1,279,065.05x = 1,246,323,857,572.58
  5. Step 5: Solve for x
    x = 1,246,323,857,572.58/1,279,065.05
  6. Step 6: Final answer
    x = 974,402.25

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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.