Home / 1,253,797.20-1,880,998.20-412,304.40

Finding the Fourth Proportional to 1,253,797.20, 1,880,998.20 and 412,304.40

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Solution

The fourth proportional to 1,253,797.20, 1,880,998.20 and 412,304.40 is: 618,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,797.20 : 1,880,998.20 = 412,304.40 : x
  2. Step 2: Convert to fraction form
    1,253,797.20/1,880,998.20 = 412,304.40/x
  3. Step 3: Cross multiply
    1,253,797.20x = 1,880,998.20 × 412,304.40
  4. Step 4: Simplify right side
    1,253,797.20x = 775,543,834,252.08
  5. Step 5: Solve for x
    x = 775,543,834,252.08/1,253,797.20
  6. Step 6: Final answer
    x = 618,556.04

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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.