Home / 3,469,909.57-4,779,919.21-2,952,004.72

Finding the Fourth Proportional to 3,469,909.57, 4,779,919.21 and 2,952,004.72

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Solution

The fourth proportional to 3,469,909.57, 4,779,919.21 and 2,952,004.72 is: 4,066,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,909.57 : 4,779,919.21 = 2,952,004.72 : x
  2. Step 2: Convert to fraction form
    3,469,909.57/4,779,919.21 = 2,952,004.72/x
  3. Step 3: Cross multiply
    3,469,909.57x = 4,779,919.21 × 2,952,004.72
  4. Step 4: Simplify right side
    3,469,909.57x = 14,110,344,069,138.67
  5. Step 5: Solve for x
    x = 14,110,344,069,138.67/3,469,909.57
  6. Step 6: Final answer
    x = 4,066,487.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.