Home / 3,318,947.40-4,971,138-2,743,810.16

Finding the Fourth Proportional to 3,318,947.40, 4,971,138 and 2,743,810.16

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Solution

The fourth proportional to 3,318,947.40, 4,971,138 and 2,743,810.16 is: 4,109,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,947.40 : 4,971,138 = 2,743,810.16 : x
  2. Step 2: Convert to fraction form
    3,318,947.40/4,971,138 = 2,743,810.16/x
  3. Step 3: Cross multiply
    3,318,947.40x = 4,971,138 × 2,743,810.16
  4. Step 4: Simplify right side
    3,318,947.40x = 13,639,858,951,162.08
  5. Step 5: Solve for x
    x = 13,639,858,951,162.08/3,318,947.40
  6. Step 6: Final answer
    x = 4,109,694.22

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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.