Home / 1,279,958.27-1,766,308.68-706,986.14

Finding the Fourth Proportional to 1,279,958.27, 1,766,308.68 and 706,986.14

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Solution

The fourth proportional to 1,279,958.27, 1,766,308.68 and 706,986.14 is: 975,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,958.27 : 1,766,308.68 = 706,986.14 : x
  2. Step 2: Convert to fraction form
    1,279,958.27/1,766,308.68 = 706,986.14/x
  3. Step 3: Cross multiply
    1,279,958.27x = 1,766,308.68 × 706,986.14
  4. Step 4: Simplify right side
    1,279,958.27x = 1,248,755,746,890.15
  5. Step 5: Solve for x
    x = 1,248,755,746,890.15/1,279,958.27
  6. Step 6: Final answer
    x = 975,622.24

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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.