Home / 2,511,271.80-3,767,540.20-714,155.28

Finding the Fourth Proportional to 2,511,271.80, 3,767,540.20 and 714,155.28

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Solution

The fourth proportional to 2,511,271.80, 3,767,540.20 and 714,155.28 is: 1,071,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,271.80 : 3,767,540.20 = 714,155.28 : x
  2. Step 2: Convert to fraction form
    2,511,271.80/3,767,540.20 = 714,155.28/x
  3. Step 3: Cross multiply
    2,511,271.80x = 3,767,540.20 × 714,155.28
  4. Step 4: Simplify right side
    2,511,271.80x = 2,690,608,726,442.26
  5. Step 5: Solve for x
    x = 2,690,608,726,442.26/2,511,271.80
  6. Step 6: Final answer
    x = 1,071,412.79

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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.