Home / 3,211,169.90-4,820,865.29-2,758,656.19

Finding the Fourth Proportional to 3,211,169.90, 4,820,865.29 and 2,758,656.19

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Solution

The fourth proportional to 3,211,169.90, 4,820,865.29 and 2,758,656.19 is: 4,141,515.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,169.90 : 4,820,865.29 = 2,758,656.19 : x
  2. Step 2: Convert to fraction form
    3,211,169.90/4,820,865.29 = 2,758,656.19/x
  3. Step 3: Cross multiply
    3,211,169.90x = 4,820,865.29 × 2,758,656.19
  4. Step 4: Simplify right side
    3,211,169.90x = 13,299,109,873,414.64
  5. Step 5: Solve for x
    x = 13,299,109,873,414.64/3,211,169.90
  6. Step 6: Final answer
    x = 4,141,515.49

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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.