Home / 1,965,517.92-2,948,106.96-1,196,817.12

Finding the Fourth Proportional to 1,965,517.92, 2,948,106.96 and 1,196,817.12

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Solution

The fourth proportional to 1,965,517.92, 2,948,106.96 and 1,196,817.12 is: 1,795,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,517.92 : 2,948,106.96 = 1,196,817.12 : x
  2. Step 2: Convert to fraction form
    1,965,517.92/2,948,106.96 = 1,196,817.12/x
  3. Step 3: Cross multiply
    1,965,517.92x = 2,948,106.96 × 1,196,817.12
  4. Step 4: Simplify right side
    1,965,517.92x = 3,528,344,881,319.16
  5. Step 5: Solve for x
    x = 3,528,344,881,319.16/1,965,517.92
  6. Step 6: Final answer
    x = 1,795,122.21

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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.