Home / 2,685,130.32-4,027,706.42-1,087,723.66

Finding the Fourth Proportional to 2,685,130.32, 4,027,706.42 and 1,087,723.66

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Solution

The fourth proportional to 2,685,130.32, 4,027,706.42 and 1,087,723.66 is: 1,631,589.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,130.32 : 4,027,706.42 = 1,087,723.66 : x
  2. Step 2: Convert to fraction form
    2,685,130.32/4,027,706.42 = 1,087,723.66/x
  3. Step 3: Cross multiply
    2,685,130.32x = 4,027,706.42 × 1,087,723.66
  4. Step 4: Simplify right side
    2,685,130.32x = 4,381,031,568,567.90
  5. Step 5: Solve for x
    x = 4,381,031,568,567.90/2,685,130.32
  6. Step 6: Final answer
    x = 1,631,589.92

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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.