Home / 1,170,375.28-1,614,672.77-865,184.42

Finding the Fourth Proportional to 1,170,375.28, 1,614,672.77 and 865,184.42

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Solution

The fourth proportional to 1,170,375.28, 1,614,672.77 and 865,184.42 is: 1,193,625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,375.28 : 1,614,672.77 = 865,184.42 : x
  2. Step 2: Convert to fraction form
    1,170,375.28/1,614,672.77 = 865,184.42/x
  3. Step 3: Cross multiply
    1,170,375.28x = 1,614,672.77 × 865,184.42
  4. Step 4: Simplify right side
    1,170,375.28x = 1,396,989,723,713.00
  5. Step 5: Solve for x
    x = 1,396,989,723,713.00/1,170,375.28
  6. Step 6: Final answer
    x = 1,193,625.46

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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.