Home / 3,290,371.40-4,932,446.70-1,943,568.20

Finding the Fourth Proportional to 3,290,371.40, 4,932,446.70 and 1,943,568.20

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Solution

The fourth proportional to 3,290,371.40, 4,932,446.70 and 1,943,568.20 is: 2,913,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,371.40 : 4,932,446.70 = 1,943,568.20 : x
  2. Step 2: Convert to fraction form
    3,290,371.40/4,932,446.70 = 1,943,568.20/x
  3. Step 3: Cross multiply
    3,290,371.40x = 4,932,446.70 × 1,943,568.20
  4. Step 4: Simplify right side
    3,290,371.40x = 9,586,546,554,314.94
  5. Step 5: Solve for x
    x = 9,586,546,554,314.94/3,290,371.40
  6. Step 6: Final answer
    x = 2,913,515.04

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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.