Home / 4,132,001.20-6,198,001.80-2,872,289.20

Finding the Fourth Proportional to 4,132,001.20, 6,198,001.80 and 2,872,289.20

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Solution

The fourth proportional to 4,132,001.20, 6,198,001.80 and 2,872,289.20 is: 4,308,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132,001.20 : 6,198,001.80 = 2,872,289.20 : x
  2. Step 2: Convert to fraction form
    4,132,001.20/6,198,001.80 = 2,872,289.20/x
  3. Step 3: Cross multiply
    4,132,001.20x = 6,198,001.80 × 2,872,289.20
  4. Step 4: Simplify right side
    4,132,001.20x = 17,802,453,631,720.56
  5. Step 5: Solve for x
    x = 17,802,453,631,720.56/4,132,001.20
  6. Step 6: Final answer
    x = 4,308,433.80

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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.