Home / 1,487,851.80-2,231,777.70-741,355.80

Finding the Fourth Proportional to 1,487,851.80, 2,231,777.70 and 741,355.80

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Solution

The fourth proportional to 1,487,851.80, 2,231,777.70 and 741,355.80 is: 1,112,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,851.80 : 2,231,777.70 = 741,355.80 : x
  2. Step 2: Convert to fraction form
    1,487,851.80/2,231,777.70 = 741,355.80/x
  3. Step 3: Cross multiply
    1,487,851.80x = 2,231,777.70 × 741,355.80
  4. Step 4: Simplify right side
    1,487,851.80x = 1,654,541,342,205.66
  5. Step 5: Solve for x
    x = 1,654,541,342,205.66/1,487,851.80
  6. Step 6: Final answer
    x = 1,112,033.70

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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.