Home / 5,287,438.56-7,931,328.96-2,517,104.64

Finding the Fourth Proportional to 5,287,438.56, 7,931,328.96 and 2,517,104.64

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Solution

The fourth proportional to 5,287,438.56, 7,931,328.96 and 2,517,104.64 is: 3,775,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287,438.56 : 7,931,328.96 = 2,517,104.64 : x
  2. Step 2: Convert to fraction form
    5,287,438.56/7,931,328.96 = 2,517,104.64/x
  3. Step 3: Cross multiply
    5,287,438.56x = 7,931,328.96 × 2,517,104.64
  4. Step 4: Simplify right side
    5,287,438.56x = 19,963,984,926,582.38
  5. Step 5: Solve for x
    x = 19,963,984,926,582.38/5,287,438.56
  6. Step 6: Final answer
    x = 3,775,738.42

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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.