Home / 1,728,020.20-2,591,252.70-662,708.20

Finding the Fourth Proportional to 1,728,020.20, 2,591,252.70 and 662,708.20

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Solution

The fourth proportional to 1,728,020.20, 2,591,252.70 and 662,708.20 is: 993,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,020.20 : 2,591,252.70 = 662,708.20 : x
  2. Step 2: Convert to fraction form
    1,728,020.20/2,591,252.70 = 662,708.20/x
  3. Step 3: Cross multiply
    1,728,020.20x = 2,591,252.70 × 662,708.20
  4. Step 4: Simplify right side
    1,728,020.20x = 1,717,244,412,562.14
  5. Step 5: Solve for x
    x = 1,717,244,412,562.14/1,728,020.20
  6. Step 6: Final answer
    x = 993,764.08

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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.