Home / 1,279,086.15-1,765,092.62-706,114.02

Finding the Fourth Proportional to 1,279,086.15, 1,765,092.62 and 706,114.02

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Solution

The fourth proportional to 1,279,086.15, 1,765,092.62 and 706,114.02 is: 974,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,086.15 : 1,765,092.62 = 706,114.02 : x
  2. Step 2: Convert to fraction form
    1,279,086.15/1,765,092.62 = 706,114.02/x
  3. Step 3: Cross multiply
    1,279,086.15x = 1,765,092.62 × 706,114.02
  4. Step 4: Simplify right side
    1,279,086.15x = 1,246,356,642,049.96
  5. Step 5: Solve for x
    x = 1,246,356,642,049.96/1,279,086.15
  6. Step 6: Final answer
    x = 974,411.80

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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.