Home / 1,043,765.28-1,440,396.06-591,143.76

Finding the Fourth Proportional to 1,043,765.28, 1,440,396.06 and 591,143.76

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Solution

The fourth proportional to 1,043,765.28, 1,440,396.06 and 591,143.76 is: 815,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,765.28 : 1,440,396.06 = 591,143.76 : x
  2. Step 2: Convert to fraction form
    1,043,765.28/1,440,396.06 = 591,143.76/x
  3. Step 3: Cross multiply
    1,043,765.28x = 1,440,396.06 × 591,143.76
  4. Step 4: Simplify right side
    1,043,765.28x = 851,481,142,797.59
  5. Step 5: Solve for x
    x = 851,481,142,797.59/1,043,765.28
  6. Step 6: Final answer
    x = 815,778.37

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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.