Home / 3,342,405.70-5,013,608.55-3,129,829.30

Finding the Fourth Proportional to 3,342,405.70, 5,013,608.55 and 3,129,829.30

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Solution

The fourth proportional to 3,342,405.70, 5,013,608.55 and 3,129,829.30 is: 4,694,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342,405.70 : 5,013,608.55 = 3,129,829.30 : x
  2. Step 2: Convert to fraction form
    3,342,405.70/5,013,608.55 = 3,129,829.30/x
  3. Step 3: Cross multiply
    3,342,405.70x = 5,013,608.55 × 3,129,829.30
  4. Step 4: Simplify right side
    3,342,405.70x = 15,691,738,938,520.51
  5. Step 5: Solve for x
    x = 15,691,738,938,520.51/3,342,405.70
  6. Step 6: Final answer
    x = 4,694,743.95

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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.