Home / 1,481,250.80-2,221,876.20-914,380.40

Finding the Fourth Proportional to 1,481,250.80, 2,221,876.20 and 914,380.40

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Solution

The fourth proportional to 1,481,250.80, 2,221,876.20 and 914,380.40 is: 1,371,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,250.80 : 2,221,876.20 = 914,380.40 : x
  2. Step 2: Convert to fraction form
    1,481,250.80/2,221,876.20 = 914,380.40/x
  3. Step 3: Cross multiply
    1,481,250.80x = 2,221,876.20 × 914,380.40
  4. Step 4: Simplify right side
    1,481,250.80x = 2,031,640,048,506.48
  5. Step 5: Solve for x
    x = 2,031,640,048,506.48/1,481,250.80
  6. Step 6: Final answer
    x = 1,371,570.60

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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.