Home / 1,324,072.60-1,984,553.70-612,597.76

Finding the Fourth Proportional to 1,324,072.60, 1,984,553.70 and 612,597.76

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Solution

The fourth proportional to 1,324,072.60, 1,984,553.70 and 612,597.76 is: 918,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,072.60 : 1,984,553.70 = 612,597.76 : x
  2. Step 2: Convert to fraction form
    1,324,072.60/1,984,553.70 = 612,597.76/x
  3. Step 3: Cross multiply
    1,324,072.60x = 1,984,553.70 × 612,597.76
  4. Step 4: Simplify right side
    1,324,072.60x = 1,215,733,151,219.71
  5. Step 5: Solve for x
    x = 1,215,733,151,219.71/1,324,072.60
  6. Step 6: Final answer
    x = 918,177.11

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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.