Home / 1,720,155.20-2,580,241.04-522,087.92

Finding the Fourth Proportional to 1,720,155.20, 2,580,241.04 and 522,087.92

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Solution

The fourth proportional to 1,720,155.20, 2,580,241.04 and 522,087.92 is: 783,134.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,155.20 : 2,580,241.04 = 522,087.92 : x
  2. Step 2: Convert to fraction form
    1,720,155.20/2,580,241.04 = 522,087.92/x
  3. Step 3: Cross multiply
    1,720,155.20x = 2,580,241.04 × 522,087.92
  4. Step 4: Simplify right side
    1,720,155.20x = 1,347,112,677,672.24
  5. Step 5: Solve for x
    x = 1,347,112,677,672.24/1,720,155.20
  6. Step 6: Final answer
    x = 783,134.38

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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.