Home / 1,381,470.82-2,068,380.33-706,097.86

Finding the Fourth Proportional to 1,381,470.82, 2,068,380.33 and 706,097.86

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Solution

The fourth proportional to 1,381,470.82, 2,068,380.33 and 706,097.86 is: 1,057,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,470.82 : 2,068,380.33 = 706,097.86 : x
  2. Step 2: Convert to fraction form
    1,381,470.82/2,068,380.33 = 706,097.86/x
  3. Step 3: Cross multiply
    1,381,470.82x = 2,068,380.33 × 706,097.86
  4. Step 4: Simplify right side
    1,381,470.82x = 1,460,478,924,679.09
  5. Step 5: Solve for x
    x = 1,460,478,924,679.09/1,381,470.82
  6. Step 6: Final answer
    x = 1,057,191.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.