Home / 3,977,206.89-5,488,391.01-2,431,057.35

Finding the Fourth Proportional to 3,977,206.89, 5,488,391.01 and 2,431,057.35

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Solution

The fourth proportional to 3,977,206.89, 5,488,391.01 and 2,431,057.35 is: 3,354,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,206.89 : 5,488,391.01 = 2,431,057.35 : x
  2. Step 2: Convert to fraction form
    3,977,206.89/5,488,391.01 = 2,431,057.35/x
  3. Step 3: Cross multiply
    3,977,206.89x = 5,488,391.01 × 2,431,057.35
  4. Step 4: Simplify right side
    3,977,206.89x = 13,342,593,334,232.35
  5. Step 5: Solve for x
    x = 13,342,593,334,232.35/3,977,206.89
  6. Step 6: Final answer
    x = 3,354,764.71

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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.