Home / 3,722,001.40-5,583,002.10-1,478,139.40

Finding the Fourth Proportional to 3,722,001.40, 5,583,002.10 and 1,478,139.40

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Solution

The fourth proportional to 3,722,001.40, 5,583,002.10 and 1,478,139.40 is: 2,217,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,001.40 : 5,583,002.10 = 1,478,139.40 : x
  2. Step 2: Convert to fraction form
    3,722,001.40/5,583,002.10 = 1,478,139.40/x
  3. Step 3: Cross multiply
    3,722,001.40x = 5,583,002.10 × 1,478,139.40
  4. Step 4: Simplify right side
    3,722,001.40x = 8,252,455,374,292.74
  5. Step 5: Solve for x
    x = 8,252,455,374,292.74/3,722,001.40
  6. Step 6: Final answer
    x = 2,217,209.10

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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.