Home / 2,553,100.80-3,829,651.20-1,557,772.80

Finding the Fourth Proportional to 2,553,100.80, 3,829,651.20 and 1,557,772.80

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Solution

The fourth proportional to 2,553,100.80, 3,829,651.20 and 1,557,772.80 is: 2,336,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,100.80 : 3,829,651.20 = 1,557,772.80 : x
  2. Step 2: Convert to fraction form
    2,553,100.80/3,829,651.20 = 1,557,772.80/x
  3. Step 3: Cross multiply
    2,553,100.80x = 3,829,651.20 × 1,557,772.80
  4. Step 4: Simplify right side
    2,553,100.80x = 5,965,726,472,847.36
  5. Step 5: Solve for x
    x = 5,965,726,472,847.36/2,553,100.80
  6. Step 6: Final answer
    x = 2,336,659.20

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Double scale
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Similar ratio
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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.