Home / 2,223,983.31-3,069,252.96-1,257,121.53

Finding the Fourth Proportional to 2,223,983.31, 3,069,252.96 and 1,257,121.53

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Solution

The fourth proportional to 2,223,983.31, 3,069,252.96 and 1,257,121.53 is: 1,734,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,983.31 : 3,069,252.96 = 1,257,121.53 : x
  2. Step 2: Convert to fraction form
    2,223,983.31/3,069,252.96 = 1,257,121.53/x
  3. Step 3: Cross multiply
    2,223,983.31x = 3,069,252.96 × 1,257,121.53
  4. Step 4: Simplify right side
    2,223,983.31x = 3,858,423,970,746.62
  5. Step 5: Solve for x
    x = 3,858,423,970,746.62/2,223,983.31
  6. Step 6: Final answer
    x = 1,734,915.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.