Home / 1,151,217.66-1,589,118.09-865,567.52

Finding the Fourth Proportional to 1,151,217.66, 1,589,118.09 and 865,567.52

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Solution

The fourth proportional to 1,151,217.66, 1,589,118.09 and 865,567.52 is: 1,194,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,217.66 : 1,589,118.09 = 865,567.52 : x
  2. Step 2: Convert to fraction form
    1,151,217.66/1,589,118.09 = 865,567.52/x
  3. Step 3: Cross multiply
    1,151,217.66x = 1,589,118.09 × 865,567.52
  4. Step 4: Simplify right side
    1,151,217.66x = 1,375,489,003,784.98
  5. Step 5: Solve for x
    x = 1,375,489,003,784.98/1,151,217.66
  6. Step 6: Final answer
    x = 1,194,812.28

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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.