Home / 3,900,744.45-5,851,134.90-1,376,399.70

Finding the Fourth Proportional to 3,900,744.45, 5,851,134.90 and 1,376,399.70

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Solution

The fourth proportional to 3,900,744.45, 5,851,134.90 and 1,376,399.70 is: 2,064,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,744.45 : 5,851,134.90 = 1,376,399.70 : x
  2. Step 2: Convert to fraction form
    3,900,744.45/5,851,134.90 = 1,376,399.70/x
  3. Step 3: Cross multiply
    3,900,744.45x = 5,851,134.90 × 1,376,399.70
  4. Step 4: Simplify right side
    3,900,744.45x = 8,053,500,321,019.53
  5. Step 5: Solve for x
    x = 8,053,500,321,019.53/3,900,744.45
  6. Step 6: Final answer
    x = 2,064,605.98

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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.