Home / 2,625,615.78-3,938,073.72-732,198.66

Finding the Fourth Proportional to 2,625,615.78, 3,938,073.72 and 732,198.66

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Solution

The fourth proportional to 2,625,615.78, 3,938,073.72 and 732,198.66 is: 1,098,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,615.78 : 3,938,073.72 = 732,198.66 : x
  2. Step 2: Convert to fraction form
    2,625,615.78/3,938,073.72 = 732,198.66/x
  3. Step 3: Cross multiply
    2,625,615.78x = 3,938,073.72 × 732,198.66
  4. Step 4: Simplify right side
    2,625,615.78x = 2,883,452,300,765.22
  5. Step 5: Solve for x
    x = 2,883,452,300,765.22/2,625,615.78
  6. Step 6: Final answer
    x = 1,098,200.40

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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.