Home / 1,279,234.59-1,765,346.36-706,275.87

Finding the Fourth Proportional to 1,279,234.59, 1,765,346.36 and 706,275.87

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Solution

The fourth proportional to 1,279,234.59, 1,765,346.36 and 706,275.87 is: 974,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,234.59 : 1,765,346.36 = 706,275.87 : x
  2. Step 2: Convert to fraction form
    1,279,234.59/1,765,346.36 = 706,275.87/x
  3. Step 3: Cross multiply
    1,279,234.59x = 1,765,346.36 × 706,275.87
  4. Step 4: Simplify right side
    1,279,234.59x = 1,246,821,532,728.95
  5. Step 5: Solve for x
    x = 1,246,821,532,728.95/1,279,234.59
  6. Step 6: Final answer
    x = 974,662.15

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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.