Home / 973,759.20-1,344,162.70-871,604.43

Finding the Fourth Proportional to 973,759.20, 1,344,162.70 and 871,604.43

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Solution

The fourth proportional to 973,759.20, 1,344,162.70 and 871,604.43 is: 1,203,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,759.20 : 1,344,162.70 = 871,604.43 : x
  2. Step 2: Convert to fraction form
    973,759.20/1,344,162.70 = 871,604.43/x
  3. Step 3: Cross multiply
    973,759.20x = 1,344,162.70 × 871,604.43
  4. Step 4: Simplify right side
    973,759.20x = 1,171,578,163,960.76
  5. Step 5: Solve for x
    x = 1,171,578,163,960.76/973,759.20
  6. Step 6: Final answer
    x = 1,203,149.78

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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.