Home / 2,689,242.57-4,034,650.77-867,572.48

Finding the Fourth Proportional to 2,689,242.57, 4,034,650.77 and 867,572.48

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Solution

The fourth proportional to 2,689,242.57, 4,034,650.77 and 867,572.48 is: 1,301,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,242.57 : 4,034,650.77 = 867,572.48 : x
  2. Step 2: Convert to fraction form
    2,689,242.57/4,034,650.77 = 867,572.48/x
  3. Step 3: Cross multiply
    2,689,242.57x = 4,034,650.77 × 867,572.48
  4. Step 4: Simplify right side
    2,689,242.57x = 3,500,351,984,549.44
  5. Step 5: Solve for x
    x = 3,500,351,984,549.44/2,689,242.57
  6. Step 6: Final answer
    x = 1,301,612.59

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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.