Home / 2,569,876.87-3,852,102.67-862,401.23

Finding the Fourth Proportional to 2,569,876.87, 3,852,102.67 and 862,401.23

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Solution

The fourth proportional to 2,569,876.87, 3,852,102.67 and 862,401.23 is: 1,292,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,876.87 : 3,852,102.67 = 862,401.23 : x
  2. Step 2: Convert to fraction form
    2,569,876.87/3,852,102.67 = 862,401.23/x
  3. Step 3: Cross multiply
    2,569,876.87x = 3,852,102.67 × 862,401.23
  4. Step 4: Simplify right side
    2,569,876.87x = 3,322,058,080,694.28
  5. Step 5: Solve for x
    x = 3,322,058,080,694.28/2,569,876.87
  6. Step 6: Final answer
    x = 1,292,691.54

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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.