Home / 1,279,008.08-1,765,035.52-706,046.96

Finding the Fourth Proportional to 1,279,008.08, 1,765,035.52 and 706,046.96

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Solution

The fourth proportional to 1,279,008.08, 1,765,035.52 and 706,046.96 is: 974,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,008.08 : 1,765,035.52 = 706,046.96 : x
  2. Step 2: Convert to fraction form
    1,279,008.08/1,765,035.52 = 706,046.96/x
  3. Step 3: Cross multiply
    1,279,008.08x = 1,765,035.52 × 706,046.96
  4. Step 4: Simplify right side
    1,279,008.08x = 1,246,197,963,188.02
  5. Step 5: Solve for x
    x = 1,246,197,963,188.02/1,279,008.08
  6. Step 6: Final answer
    x = 974,347.22

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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.