Home / 3,221,443.78-4,832,194.80-977,581.78

Finding the Fourth Proportional to 3,221,443.78, 4,832,194.80 and 977,581.78

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Solution

The fourth proportional to 3,221,443.78, 4,832,194.80 and 977,581.78 is: 1,466,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,443.78 : 4,832,194.80 = 977,581.78 : x
  2. Step 2: Convert to fraction form
    3,221,443.78/4,832,194.80 = 977,581.78/x
  3. Step 3: Cross multiply
    3,221,443.78x = 4,832,194.80 × 977,581.78
  4. Step 4: Simplify right side
    3,221,443.78x = 4,723,865,593,890.74
  5. Step 5: Solve for x
    x = 4,723,865,593,890.74/3,221,443.78
  6. Step 6: Final answer
    x = 1,466,381.51

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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.