Home / 2,770,364.80-4,159,046.40-1,491,990.40

Finding the Fourth Proportional to 2,770,364.80, 4,159,046.40 and 1,491,990.40

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Solution

The fourth proportional to 2,770,364.80, 4,159,046.40 and 1,491,990.40 is: 2,239,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,364.80 : 4,159,046.40 = 1,491,990.40 : x
  2. Step 2: Convert to fraction form
    2,770,364.80/4,159,046.40 = 1,491,990.40/x
  3. Step 3: Cross multiply
    2,770,364.80x = 4,159,046.40 × 1,491,990.40
  4. Step 4: Simplify right side
    2,770,364.80x = 6,205,257,301,954.56
  5. Step 5: Solve for x
    x = 6,205,257,301,954.56/2,770,364.80
  6. Step 6: Final answer
    x = 2,239,870.11

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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.