Home / 2,780,226.85-4,170,969.11-1,500,806.86

Finding the Fourth Proportional to 2,780,226.85, 4,170,969.11 and 1,500,806.86

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Solution

The fourth proportional to 2,780,226.85, 4,170,969.11 and 1,500,806.86 is: 2,251,549.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,226.85 : 4,170,969.11 = 1,500,806.86 : x
  2. Step 2: Convert to fraction form
    2,780,226.85/4,170,969.11 = 1,500,806.86/x
  3. Step 3: Cross multiply
    2,780,226.85x = 4,170,969.11 × 1,500,806.86
  4. Step 4: Simplify right side
    2,780,226.85x = 6,259,819,037,080.65
  5. Step 5: Solve for x
    x = 6,259,819,037,080.65/2,780,226.85
  6. Step 6: Final answer
    x = 2,251,549.74

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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.