Home / 1,766,451.20-2,649,820.80-755,580.80

Finding the Fourth Proportional to 1,766,451.20, 2,649,820.80 and 755,580.80

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Solution

The fourth proportional to 1,766,451.20, 2,649,820.80 and 755,580.80 is: 1,133,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,451.20 : 2,649,820.80 = 755,580.80 : x
  2. Step 2: Convert to fraction form
    1,766,451.20/2,649,820.80 = 755,580.80/x
  3. Step 3: Cross multiply
    1,766,451.20x = 2,649,820.80 × 755,580.80
  4. Step 4: Simplify right side
    1,766,451.20x = 2,002,153,719,920.64
  5. Step 5: Solve for x
    x = 2,002,153,719,920.64/1,766,451.20
  6. Step 6: Final answer
    x = 1,133,432.79

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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.