Home / 5,145,728.20-7,101,541.04-2,854,627

Finding the Fourth Proportional to 5,145,728.20, 7,101,541.04 and 2,854,627

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Solution

The fourth proportional to 5,145,728.20, 7,101,541.04 and 2,854,627 is: 3,939,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,728.20 : 7,101,541.04 = 2,854,627 : x
  2. Step 2: Convert to fraction form
    5,145,728.20/7,101,541.04 = 2,854,627/x
  3. Step 3: Cross multiply
    5,145,728.20x = 7,101,541.04 × 2,854,627
  4. Step 4: Simplify right side
    5,145,728.20x = 20,272,250,794,392.08
  5. Step 5: Solve for x
    x = 20,272,250,794,392.08/5,145,728.20
  6. Step 6: Final answer
    x = 3,939,627.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.