Home / 2,861,766.15-3,948,376.09-1,715,428.23

Finding the Fourth Proportional to 2,861,766.15, 3,948,376.09 and 1,715,428.23

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Solution

The fourth proportional to 2,861,766.15, 3,948,376.09 and 1,715,428.23 is: 2,366,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,766.15 : 3,948,376.09 = 1,715,428.23 : x
  2. Step 2: Convert to fraction form
    2,861,766.15/3,948,376.09 = 1,715,428.23/x
  3. Step 3: Cross multiply
    2,861,766.15x = 3,948,376.09 × 1,715,428.23
  4. Step 4: Simplify right side
    2,861,766.15x = 6,773,155,807,443.02
  5. Step 5: Solve for x
    x = 6,773,155,807,443.02/2,861,766.15
  6. Step 6: Final answer
    x = 2,366,774.73

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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.