Home / 1,720,099.38-2,580,247.48-522,060.78

Finding the Fourth Proportional to 1,720,099.38, 2,580,247.48 and 522,060.78

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Solution

The fourth proportional to 1,720,099.38, 2,580,247.48 and 522,060.78 is: 783,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,099.38 : 2,580,247.48 = 522,060.78 : x
  2. Step 2: Convert to fraction form
    1,720,099.38/2,580,247.48 = 522,060.78/x
  3. Step 3: Cross multiply
    1,720,099.38x = 2,580,247.48 × 522,060.78
  4. Step 4: Simplify right side
    1,720,099.38x = 1,347,046,012,001.83
  5. Step 5: Solve for x
    x = 1,347,046,012,001.83/1,720,099.38
  6. Step 6: Final answer
    x = 783,121.04

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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.