Home / 3,454,681.60-5,182,022.40-2,657,520.10

Finding the Fourth Proportional to 3,454,681.60, 5,182,022.40 and 2,657,520.10

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Solution

The fourth proportional to 3,454,681.60, 5,182,022.40 and 2,657,520.10 is: 3,986,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,681.60 : 5,182,022.40 = 2,657,520.10 : x
  2. Step 2: Convert to fraction form
    3,454,681.60/5,182,022.40 = 2,657,520.10/x
  3. Step 3: Cross multiply
    3,454,681.60x = 5,182,022.40 × 2,657,520.10
  4. Step 4: Simplify right side
    3,454,681.60x = 13,771,328,686,650.24
  5. Step 5: Solve for x
    x = 13,771,328,686,650.24/3,454,681.60
  6. Step 6: Final answer
    x = 3,986,280.15

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Similar ratio
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1.5x scale

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.