Home / 3,283,721.40-4,925,121.30-1,040,086.20

Finding the Fourth Proportional to 3,283,721.40, 4,925,121.30 and 1,040,086.20

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Solution

The fourth proportional to 3,283,721.40, 4,925,121.30 and 1,040,086.20 is: 1,559,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,721.40 : 4,925,121.30 = 1,040,086.20 : x
  2. Step 2: Convert to fraction form
    3,283,721.40/4,925,121.30 = 1,040,086.20/x
  3. Step 3: Cross multiply
    3,283,721.40x = 4,925,121.30 × 1,040,086.20
  4. Step 4: Simplify right side
    3,283,721.40x = 5,122,550,697,456.06
  5. Step 5: Solve for x
    x = 5,122,550,697,456.06/3,283,721.40
  6. Step 6: Final answer
    x = 1,559,983.35

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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.