Home / 3,938,452.38-5,907,153.60-1,098,326.70

Finding the Fourth Proportional to 3,938,452.38, 5,907,153.60 and 1,098,326.70

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Solution

The fourth proportional to 3,938,452.38, 5,907,153.60 and 1,098,326.70 is: 1,647,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,452.38 : 5,907,153.60 = 1,098,326.70 : x
  2. Step 2: Convert to fraction form
    3,938,452.38/5,907,153.60 = 1,098,326.70/x
  3. Step 3: Cross multiply
    3,938,452.38x = 5,907,153.60 × 1,098,326.70
  4. Step 4: Simplify right side
    3,938,452.38x = 6,487,984,519,881.12
  5. Step 5: Solve for x
    x = 6,487,984,519,881.12/3,938,452.38
  6. Step 6: Final answer
    x = 1,647,343.65

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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.