Home / 1,366,540.80-2,050,394.40-656,203.20

Finding the Fourth Proportional to 1,366,540.80, 2,050,394.40 and 656,203.20

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Solution

The fourth proportional to 1,366,540.80, 2,050,394.40 and 656,203.20 is: 984,584.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,540.80 : 2,050,394.40 = 656,203.20 : x
  2. Step 2: Convert to fraction form
    1,366,540.80/2,050,394.40 = 656,203.20/x
  3. Step 3: Cross multiply
    1,366,540.80x = 2,050,394.40 × 656,203.20
  4. Step 4: Simplify right side
    1,366,540.80x = 1,345,475,366,542.08
  5. Step 5: Solve for x
    x = 1,345,475,366,542.08/1,366,540.80
  6. Step 6: Final answer
    x = 984,584.85

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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.