Home / 1,412,436.24-1,949,200.20-767,900.61

Finding the Fourth Proportional to 1,412,436.24, 1,949,200.20 and 767,900.61

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Solution

The fourth proportional to 1,412,436.24, 1,949,200.20 and 767,900.61 is: 1,059,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,436.24 : 1,949,200.20 = 767,900.61 : x
  2. Step 2: Convert to fraction form
    1,412,436.24/1,949,200.20 = 767,900.61/x
  3. Step 3: Cross multiply
    1,412,436.24x = 1,949,200.20 × 767,900.61
  4. Step 4: Simplify right side
    1,412,436.24x = 1,496,792,022,592.12
  5. Step 5: Solve for x
    x = 1,496,792,022,592.12/1,412,436.24
  6. Step 6: Final answer
    x = 1,059,723.60

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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.