Home / 2,688,007.40-4,027,863.90-2,331,348.20

Finding the Fourth Proportional to 2,688,007.40, 4,027,863.90 and 2,331,348.20

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Solution

The fourth proportional to 2,688,007.40, 4,027,863.90 and 2,331,348.20 is: 3,493,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,007.40 : 4,027,863.90 = 2,331,348.20 : x
  2. Step 2: Convert to fraction form
    2,688,007.40/4,027,863.90 = 2,331,348.20/x
  3. Step 3: Cross multiply
    2,688,007.40x = 4,027,863.90 × 2,331,348.20
  4. Step 4: Simplify right side
    2,688,007.40x = 9,390,353,253,109.98
  5. Step 5: Solve for x
    x = 9,390,353,253,109.98/2,688,007.40
  6. Step 6: Final answer
    x = 3,493,425.37

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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.