Home / 1,720,243.20-2,580,675.84-708,802.48

Finding the Fourth Proportional to 1,720,243.20, 2,580,675.84 and 708,802.48

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Solution

The fourth proportional to 1,720,243.20, 2,580,675.84 and 708,802.48 is: 1,063,331.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,243.20 : 2,580,675.84 = 708,802.48 : x
  2. Step 2: Convert to fraction form
    1,720,243.20/2,580,675.84 = 708,802.48/x
  3. Step 3: Cross multiply
    1,720,243.20x = 2,580,675.84 × 708,802.48
  4. Step 4: Simplify right side
    1,720,243.20x = 1,829,189,419,020.69
  5. Step 5: Solve for x
    x = 1,829,189,419,020.69/1,720,243.20
  6. Step 6: Final answer
    x = 1,063,331.87

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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.