Home / 2,826,378.40-4,233,346.80-2,511,191.20

Finding the Fourth Proportional to 2,826,378.40, 4,233,346.80 and 2,511,191.20

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Solution

The fourth proportional to 2,826,378.40, 4,233,346.80 and 2,511,191.20 is: 3,761,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,378.40 : 4,233,346.80 = 2,511,191.20 : x
  2. Step 2: Convert to fraction form
    2,826,378.40/4,233,346.80 = 2,511,191.20/x
  3. Step 3: Cross multiply
    2,826,378.40x = 4,233,346.80 × 2,511,191.20
  4. Step 4: Simplify right side
    2,826,378.40x = 10,630,743,230,708.16
  5. Step 5: Solve for x
    x = 10,630,743,230,708.16/2,826,378.40
  6. Step 6: Final answer
    x = 3,761,259.72

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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.