Home / 2,762,633.66-3,812,549.31-1,538,938.85

Finding the Fourth Proportional to 2,762,633.66, 3,812,549.31 and 1,538,938.85

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Solution

The fourth proportional to 2,762,633.66, 3,812,549.31 and 1,538,938.85 is: 2,123,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,633.66 : 3,812,549.31 = 1,538,938.85 : x
  2. Step 2: Convert to fraction form
    2,762,633.66/3,812,549.31 = 1,538,938.85/x
  3. Step 3: Cross multiply
    2,762,633.66x = 3,812,549.31 × 1,538,938.85
  4. Step 4: Simplify right side
    2,762,633.66x = 5,867,280,231,636.95
  5. Step 5: Solve for x
    x = 5,867,280,231,636.95/2,762,633.66
  6. Step 6: Final answer
    x = 2,123,799.59

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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.