Home / 2,088,001.60-3,132,002.40-668,201.20

Finding the Fourth Proportional to 2,088,001.60, 3,132,002.40 and 668,201.20

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Solution

The fourth proportional to 2,088,001.60, 3,132,002.40 and 668,201.20 is: 1,002,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,001.60 : 3,132,002.40 = 668,201.20 : x
  2. Step 2: Convert to fraction form
    2,088,001.60/3,132,002.40 = 668,201.20/x
  3. Step 3: Cross multiply
    2,088,001.60x = 3,132,002.40 × 668,201.20
  4. Step 4: Simplify right side
    2,088,001.60x = 2,092,807,762,082.88
  5. Step 5: Solve for x
    x = 2,092,807,762,082.88/2,088,001.60
  6. Step 6: Final answer
    x = 1,002,301.80

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Double scale
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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.