Home / 1,121,342.89-1,682,757.22-616,256.59

Finding the Fourth Proportional to 1,121,342.89, 1,682,757.22 and 616,256.59

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Solution

The fourth proportional to 1,121,342.89, 1,682,757.22 and 616,256.59 is: 924,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,342.89 : 1,682,757.22 = 616,256.59 : x
  2. Step 2: Convert to fraction form
    1,121,342.89/1,682,757.22 = 616,256.59/x
  3. Step 3: Cross multiply
    1,121,342.89x = 1,682,757.22 × 616,256.59
  4. Step 4: Simplify right side
    1,121,342.89x = 1,037,010,226,195.08
  5. Step 5: Solve for x
    x = 1,037,010,226,195.08/1,121,342.89
  6. Step 6: Final answer
    x = 924,793.15

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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.