Home / 2,931,517.85-4,397,276.78-2,427,633.05

Finding the Fourth Proportional to 2,931,517.85, 4,397,276.78 and 2,427,633.05

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Solution

The fourth proportional to 2,931,517.85, 4,397,276.78 and 2,427,633.05 is: 3,641,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,517.85 : 4,397,276.78 = 2,427,633.05 : x
  2. Step 2: Convert to fraction form
    2,931,517.85/4,397,276.78 = 2,427,633.05/x
  3. Step 3: Cross multiply
    2,931,517.85x = 4,397,276.78 × 2,427,633.05
  4. Step 4: Simplify right side
    2,931,517.85x = 10,674,974,428,987.41
  5. Step 5: Solve for x
    x = 10,674,974,428,987.41/2,931,517.85
  6. Step 6: Final answer
    x = 3,641,449.58

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Double scale
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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.