Home / 1,117,149.73-1,541,780.19-658,412.10

Finding the Fourth Proportional to 1,117,149.73, 1,541,780.19 and 658,412.10

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Solution

The fourth proportional to 1,117,149.73, 1,541,780.19 and 658,412.10 is: 908,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,149.73 : 1,541,780.19 = 658,412.10 : x
  2. Step 2: Convert to fraction form
    1,117,149.73/1,541,780.19 = 658,412.10/x
  3. Step 3: Cross multiply
    1,117,149.73x = 1,541,780.19 × 658,412.10
  4. Step 4: Simplify right side
    1,117,149.73x = 1,015,126,732,636.30
  5. Step 5: Solve for x
    x = 1,015,126,732,636.30/1,117,149.73
  6. Step 6: Final answer
    x = 908,675.63

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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.