Home / 2,086,772.40-3,130,158.60-1,960,801.20

Finding the Fourth Proportional to 2,086,772.40, 3,130,158.60 and 1,960,801.20

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Solution

The fourth proportional to 2,086,772.40, 3,130,158.60 and 1,960,801.20 is: 2,941,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,772.40 : 3,130,158.60 = 1,960,801.20 : x
  2. Step 2: Convert to fraction form
    2,086,772.40/3,130,158.60 = 1,960,801.20/x
  3. Step 3: Cross multiply
    2,086,772.40x = 3,130,158.60 × 1,960,801.20
  4. Step 4: Simplify right side
    2,086,772.40x = 6,137,618,739,070.32
  5. Step 5: Solve for x
    x = 6,137,618,739,070.32/2,086,772.40
  6. Step 6: Final answer
    x = 2,941,201.80

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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.