Home / 1,541,108.24-2,126,613.84-861,913.52

Finding the Fourth Proportional to 1,541,108.24, 2,126,613.84 and 861,913.52

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Solution

The fourth proportional to 1,541,108.24, 2,126,613.84 and 861,913.52 is: 1,189,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,108.24 : 2,126,613.84 = 861,913.52 : x
  2. Step 2: Convert to fraction form
    1,541,108.24/2,126,613.84 = 861,913.52/x
  3. Step 3: Cross multiply
    1,541,108.24x = 2,126,613.84 × 861,913.52
  4. Step 4: Simplify right side
    1,541,108.24x = 1,832,957,220,515.12
  5. Step 5: Solve for x
    x = 1,832,957,220,515.12/1,541,108.24
  6. Step 6: Final answer
    x = 1,189,376.04

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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.