Home / 1,359,240.56-2,038,912.68-693,614.96

Finding the Fourth Proportional to 1,359,240.56, 2,038,912.68 and 693,614.96

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Solution

The fourth proportional to 1,359,240.56, 2,038,912.68 and 693,614.96 is: 1,040,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,240.56 : 2,038,912.68 = 693,614.96 : x
  2. Step 2: Convert to fraction form
    1,359,240.56/2,038,912.68 = 693,614.96/x
  3. Step 3: Cross multiply
    1,359,240.56x = 2,038,912.68 × 693,614.96
  4. Step 4: Simplify right side
    1,359,240.56x = 1,414,220,336,981.69
  5. Step 5: Solve for x
    x = 1,414,220,336,981.69/1,359,240.56
  6. Step 6: Final answer
    x = 1,040,448.89

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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.