Home / 1,682,401.10-2,321,701.70-918,454.66

Finding the Fourth Proportional to 1,682,401.10, 2,321,701.70 and 918,454.66

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Solution

The fourth proportional to 1,682,401.10, 2,321,701.70 and 918,454.66 is: 1,267,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,401.10 : 2,321,701.70 = 918,454.66 : x
  2. Step 2: Convert to fraction form
    1,682,401.10/2,321,701.70 = 918,454.66/x
  3. Step 3: Cross multiply
    1,682,401.10x = 2,321,701.70 × 918,454.66
  4. Step 4: Simplify right side
    1,682,401.10x = 2,132,377,753,324.27
  5. Step 5: Solve for x
    x = 2,132,377,753,324.27/1,682,401.10
  6. Step 6: Final answer
    x = 1,267,460.98

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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.