Home / 1,215,863.05-1,823,825.85-576,016.92

Finding the Fourth Proportional to 1,215,863.05, 1,823,825.85 and 576,016.92

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Solution

The fourth proportional to 1,215,863.05, 1,823,825.85 and 576,016.92 is: 864,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,863.05 : 1,823,825.85 = 576,016.92 : x
  2. Step 2: Convert to fraction form
    1,215,863.05/1,823,825.85 = 576,016.92/x
  3. Step 3: Cross multiply
    1,215,863.05x = 1,823,825.85 × 576,016.92
  4. Step 4: Simplify right side
    1,215,863.05x = 1,050,554,536,734.17
  5. Step 5: Solve for x
    x = 1,050,554,536,734.17/1,215,863.05
  6. Step 6: Final answer
    x = 864,040.19

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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.