Home / 3,245,471.80-4,868,207.70-1,115,366.20

Finding the Fourth Proportional to 3,245,471.80, 4,868,207.70 and 1,115,366.20

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Solution

The fourth proportional to 3,245,471.80, 4,868,207.70 and 1,115,366.20 is: 1,673,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245,471.80 : 4,868,207.70 = 1,115,366.20 : x
  2. Step 2: Convert to fraction form
    3,245,471.80/4,868,207.70 = 1,115,366.20/x
  3. Step 3: Cross multiply
    3,245,471.80x = 4,868,207.70 × 1,115,366.20
  4. Step 4: Simplify right side
    3,245,471.80x = 5,429,834,323,159.74
  5. Step 5: Solve for x
    x = 5,429,834,323,159.74/3,245,471.80
  6. Step 6: Final answer
    x = 1,673,049.30

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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.