Home / 1,015,110.52-1,522,666.92-305,138.56

Finding the Fourth Proportional to 1,015,110.52, 1,522,666.92 and 305,138.56

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Solution

The fourth proportional to 1,015,110.52, 1,522,666.92 and 305,138.56 is: 457,708.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,110.52 : 1,522,666.92 = 305,138.56 : x
  2. Step 2: Convert to fraction form
    1,015,110.52/1,522,666.92 = 305,138.56/x
  3. Step 3: Cross multiply
    1,015,110.52x = 1,522,666.92 × 305,138.56
  4. Step 4: Simplify right side
    1,015,110.52x = 464,624,391,328.44
  5. Step 5: Solve for x
    x = 464,624,391,328.44/1,015,110.52
  6. Step 6: Final answer
    x = 457,708.18

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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.