Home / 3,937,578.79-5,435,059.72-2,284,143.74

Finding the Fourth Proportional to 3,937,578.79, 5,435,059.72 and 2,284,143.74

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Solution

The fourth proportional to 3,937,578.79, 5,435,059.72 and 2,284,143.74 is: 3,152,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,578.79 : 5,435,059.72 = 2,284,143.74 : x
  2. Step 2: Convert to fraction form
    3,937,578.79/5,435,059.72 = 2,284,143.74/x
  3. Step 3: Cross multiply
    3,937,578.79x = 5,435,059.72 × 2,284,143.74
  4. Step 4: Simplify right side
    3,937,578.79x = 12,414,457,635,964.15
  5. Step 5: Solve for x
    x = 12,414,457,635,964.15/3,937,578.79
  6. Step 6: Final answer
    x = 3,152,815.04

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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.