Home / 1,092,604.10-1,638,906.15-986,315.90

Finding the Fourth Proportional to 1,092,604.10, 1,638,906.15 and 986,315.90

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Solution

The fourth proportional to 1,092,604.10, 1,638,906.15 and 986,315.90 is: 1,479,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,604.10 : 1,638,906.15 = 986,315.90 : x
  2. Step 2: Convert to fraction form
    1,092,604.10/1,638,906.15 = 986,315.90/x
  3. Step 3: Cross multiply
    1,092,604.10x = 1,638,906.15 × 986,315.90
  4. Step 4: Simplify right side
    1,092,604.10x = 1,616,479,194,352.79
  5. Step 5: Solve for x
    x = 1,616,479,194,352.79/1,092,604.10
  6. Step 6: Final answer
    x = 1,479,473.85

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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.