Home / 3,581,439.62-5,368,782.31-1,782,622.55

Finding the Fourth Proportional to 3,581,439.62, 5,368,782.31 and 1,782,622.55

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Solution

The fourth proportional to 3,581,439.62, 5,368,782.31 and 1,782,622.55 is: 2,672,252.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,439.62 : 5,368,782.31 = 1,782,622.55 : x
  2. Step 2: Convert to fraction form
    3,581,439.62/5,368,782.31 = 1,782,622.55/x
  3. Step 3: Cross multiply
    3,581,439.62x = 5,368,782.31 × 1,782,622.55
  4. Step 4: Simplify right side
    3,581,439.62x = 9,570,512,430,839.74
  5. Step 5: Solve for x
    x = 9,570,512,430,839.74/3,581,439.62
  6. Step 6: Final answer
    x = 2,672,252.91

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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.