Home / 3,532,942.80-5,307,287.40-3,389,475.60

Finding the Fourth Proportional to 3,532,942.80, 5,307,287.40 and 3,389,475.60

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Solution

The fourth proportional to 3,532,942.80, 5,307,287.40 and 3,389,475.60 is: 5,091,766.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532,942.80 : 5,307,287.40 = 3,389,475.60 : x
  2. Step 2: Convert to fraction form
    3,532,942.80/5,307,287.40 = 3,389,475.60/x
  3. Step 3: Cross multiply
    3,532,942.80x = 5,307,287.40 × 3,389,475.60
  4. Step 4: Simplify right side
    3,532,942.80x = 17,988,921,144,487.44
  5. Step 5: Solve for x
    x = 17,988,921,144,487.44/3,532,942.80
  6. Step 6: Final answer
    x = 5,091,766.88

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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.