Home / 2,695,214.60-4,042,821.90-2,659,785.20

Finding the Fourth Proportional to 2,695,214.60, 4,042,821.90 and 2,659,785.20

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Solution

The fourth proportional to 2,695,214.60, 4,042,821.90 and 2,659,785.20 is: 3,989,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,214.60 : 4,042,821.90 = 2,659,785.20 : x
  2. Step 2: Convert to fraction form
    2,695,214.60/4,042,821.90 = 2,659,785.20/x
  3. Step 3: Cross multiply
    2,695,214.60x = 4,042,821.90 × 2,659,785.20
  4. Step 4: Simplify right side
    2,695,214.60x = 10,753,037,855,855.88
  5. Step 5: Solve for x
    x = 10,753,037,855,855.88/2,695,214.60
  6. Step 6: Final answer
    x = 3,989,677.80

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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.