Home / 2,068,827.40-3,104,115.90-1,311,250.60

Finding the Fourth Proportional to 2,068,827.40, 3,104,115.90 and 1,311,250.60

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Solution

The fourth proportional to 2,068,827.40, 3,104,115.90 and 1,311,250.60 is: 1,967,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,827.40 : 3,104,115.90 = 1,311,250.60 : x
  2. Step 2: Convert to fraction form
    2,068,827.40/3,104,115.90 = 1,311,250.60/x
  3. Step 3: Cross multiply
    2,068,827.40x = 3,104,115.90 × 1,311,250.60
  4. Step 4: Simplify right side
    2,068,827.40x = 4,070,273,836,344.54
  5. Step 5: Solve for x
    x = 4,070,273,836,344.54/2,068,827.40
  6. Step 6: Final answer
    x = 1,967,430.36

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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.