Home / 3,120,763.68-4,305,466.85-2,306,920.91

Finding the Fourth Proportional to 3,120,763.68, 4,305,466.85 and 2,306,920.91

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Solution

The fourth proportional to 3,120,763.68, 4,305,466.85 and 2,306,920.91 is: 3,182,673.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,763.68 : 4,305,466.85 = 2,306,920.91 : x
  2. Step 2: Convert to fraction form
    3,120,763.68/4,305,466.85 = 2,306,920.91/x
  3. Step 3: Cross multiply
    3,120,763.68x = 4,305,466.85 × 2,306,920.91
  4. Step 4: Simplify right side
    3,120,763.68x = 9,932,371,470,514.89
  5. Step 5: Solve for x
    x = 9,932,371,470,514.89/3,120,763.68
  6. Step 6: Final answer
    x = 3,182,673.37

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1.5x scale

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.