Home / 1,147,375.60-1,583,350.68-624,072.76

Finding the Fourth Proportional to 1,147,375.60, 1,583,350.68 and 624,072.76

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Solution

The fourth proportional to 1,147,375.60, 1,583,350.68 and 624,072.76 is: 861,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,375.60 : 1,583,350.68 = 624,072.76 : x
  2. Step 2: Convert to fraction form
    1,147,375.60/1,583,350.68 = 624,072.76/x
  3. Step 3: Cross multiply
    1,147,375.60x = 1,583,350.68 × 624,072.76
  4. Step 4: Simplify right side
    1,147,375.60x = 988,126,028,915.48
  5. Step 5: Solve for x
    x = 988,126,028,915.48/1,147,375.60
  6. Step 6: Final answer
    x = 861,205.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.