Home / 3,010,990.50-4,517,372.97-1,212,948.72

Finding the Fourth Proportional to 3,010,990.50, 4,517,372.97 and 1,212,948.72

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Solution

The fourth proportional to 3,010,990.50, 4,517,372.97 and 1,212,948.72 is: 1,819,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,990.50 : 4,517,372.97 = 1,212,948.72 : x
  2. Step 2: Convert to fraction form
    3,010,990.50/4,517,372.97 = 1,212,948.72/x
  3. Step 3: Cross multiply
    3,010,990.50x = 4,517,372.97 × 1,212,948.72
  4. Step 4: Simplify right side
    3,010,990.50x = 5,479,341,761,724.10
  5. Step 5: Solve for x
    x = 5,479,341,761,724.10/3,010,990.50
  6. Step 6: Final answer
    x = 1,819,780.49

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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.