Home / 1,049,216.80-1,573,047.60-449,687.20

Finding the Fourth Proportional to 1,049,216.80, 1,573,047.60 and 449,687.20

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Solution

The fourth proportional to 1,049,216.80, 1,573,047.60 and 449,687.20 is: 674,197.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,216.80 : 1,573,047.60 = 449,687.20 : x
  2. Step 2: Convert to fraction form
    1,049,216.80/1,573,047.60 = 449,687.20/x
  3. Step 3: Cross multiply
    1,049,216.80x = 1,573,047.60 × 449,687.20
  4. Step 4: Simplify right side
    1,049,216.80x = 707,379,370,710.72
  5. Step 5: Solve for x
    x = 707,379,370,710.72/1,049,216.80
  6. Step 6: Final answer
    x = 674,197.53

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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.