Home / 3,915,290.71-5,872,236.14-2,491,116.31

Finding the Fourth Proportional to 3,915,290.71, 5,872,236.14 and 2,491,116.31

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Solution

The fourth proportional to 3,915,290.71, 5,872,236.14 and 2,491,116.31 is: 3,736,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,290.71 : 5,872,236.14 = 2,491,116.31 : x
  2. Step 2: Convert to fraction form
    3,915,290.71/5,872,236.14 = 2,491,116.31/x
  3. Step 3: Cross multiply
    3,915,290.71x = 5,872,236.14 × 2,491,116.31
  4. Step 4: Simplify right side
    3,915,290.71x = 14,628,423,212,069.86
  5. Step 5: Solve for x
    x = 14,628,423,212,069.86/3,915,290.71
  6. Step 6: Final answer
    x = 3,736,229.13

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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.