Home / 3,467,821.92-4,785,401.76-1,939,633.92

Finding the Fourth Proportional to 3,467,821.92, 4,785,401.76 and 1,939,633.92

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Solution

The fourth proportional to 3,467,821.92, 4,785,401.76 and 1,939,633.92 is: 2,676,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,821.92 : 4,785,401.76 = 1,939,633.92 : x
  2. Step 2: Convert to fraction form
    3,467,821.92/4,785,401.76 = 1,939,633.92/x
  3. Step 3: Cross multiply
    3,467,821.92x = 4,785,401.76 × 1,939,633.92
  4. Step 4: Simplify right side
    3,467,821.92x = 9,281,927,574,523.70
  5. Step 5: Solve for x
    x = 9,281,927,574,523.70/3,467,821.92
  6. Step 6: Final answer
    x = 2,676,587.15

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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.