Home / 2,427,763.20-3,641,644.80-851,827.20

Finding the Fourth Proportional to 2,427,763.20, 3,641,644.80 and 851,827.20

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Solution

The fourth proportional to 2,427,763.20, 3,641,644.80 and 851,827.20 is: 1,277,740.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,763.20 : 3,641,644.80 = 851,827.20 : x
  2. Step 2: Convert to fraction form
    2,427,763.20/3,641,644.80 = 851,827.20/x
  3. Step 3: Cross multiply
    2,427,763.20x = 3,641,644.80 × 851,827.20
  4. Step 4: Simplify right side
    2,427,763.20x = 3,102,052,093,378.56
  5. Step 5: Solve for x
    x = 3,102,052,093,378.56/2,427,763.20
  6. Step 6: Final answer
    x = 1,277,740.80

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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.