Home / 2,192,713.20-3,287,903.40-929,113.20

Finding the Fourth Proportional to 2,192,713.20, 3,287,903.40 and 929,113.20

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Solution

The fourth proportional to 2,192,713.20, 3,287,903.40 and 929,113.20 is: 1,393,175.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,713.20 : 3,287,903.40 = 929,113.20 : x
  2. Step 2: Convert to fraction form
    2,192,713.20/3,287,903.40 = 929,113.20/x
  3. Step 3: Cross multiply
    2,192,713.20x = 3,287,903.40 × 929,113.20
  4. Step 4: Simplify right side
    2,192,713.20x = 3,054,834,449,264.88
  5. Step 5: Solve for x
    x = 3,054,834,449,264.88/2,192,713.20
  6. Step 6: Final answer
    x = 1,393,175.56

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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.