Home / 3,938,102.57-5,908,150.16-1,098,215.03

Finding the Fourth Proportional to 3,938,102.57, 5,908,150.16 and 1,098,215.03

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Solution

The fourth proportional to 3,938,102.57, 5,908,150.16 and 1,098,215.03 is: 1,647,600.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,102.57 : 5,908,150.16 = 1,098,215.03 : x
  2. Step 2: Convert to fraction form
    3,938,102.57/5,908,150.16 = 1,098,215.03/x
  3. Step 3: Cross multiply
    3,938,102.57x = 5,908,150.16 × 1,098,215.03
  4. Step 4: Simplify right side
    3,938,102.57x = 6,488,419,270,177.08
  5. Step 5: Solve for x
    x = 6,488,419,270,177.08/3,938,102.57
  6. Step 6: Final answer
    x = 1,647,600.38

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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.