Home / 2,695,218.60-4,042,827.90-2,659,789.20

Finding the Fourth Proportional to 2,695,218.60, 4,042,827.90 and 2,659,789.20

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Solution

The fourth proportional to 2,695,218.60, 4,042,827.90 and 2,659,789.20 is: 3,989,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,218.60 : 4,042,827.90 = 2,659,789.20 : x
  2. Step 2: Convert to fraction form
    2,695,218.60/4,042,827.90 = 2,659,789.20/x
  3. Step 3: Cross multiply
    2,695,218.60x = 4,042,827.90 × 2,659,789.20
  4. Step 4: Simplify right side
    2,695,218.60x = 10,753,069,985,878.68
  5. Step 5: Solve for x
    x = 10,753,069,985,878.68/2,695,218.60
  6. Step 6: Final answer
    x = 3,989,683.80

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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.