Home / 6,121,839.80-9,182,759.70-1,862,001.20

Finding the Fourth Proportional to 6,121,839.80, 9,182,759.70 and 1,862,001.20

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Solution

The fourth proportional to 6,121,839.80, 9,182,759.70 and 1,862,001.20 is: 2,793,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,839.80 : 9,182,759.70 = 1,862,001.20 : x
  2. Step 2: Convert to fraction form
    6,121,839.80/9,182,759.70 = 1,862,001.20/x
  3. Step 3: Cross multiply
    6,121,839.80x = 9,182,759.70 × 1,862,001.20
  4. Step 4: Simplify right side
    6,121,839.80x = 17,098,309,580,711.64
  5. Step 5: Solve for x
    x = 17,098,309,580,711.64/6,121,839.80
  6. Step 6: Final answer
    x = 2,793,001.80

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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.