Home / 3,112,881.60-4,661,949.60-2,110,180.80

Finding the Fourth Proportional to 3,112,881.60, 4,661,949.60 and 2,110,180.80

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Solution

The fourth proportional to 3,112,881.60, 4,661,949.60 and 2,110,180.80 is: 3,160,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,881.60 : 4,661,949.60 = 2,110,180.80 : x
  2. Step 2: Convert to fraction form
    3,112,881.60/4,661,949.60 = 2,110,180.80/x
  3. Step 3: Cross multiply
    3,112,881.60x = 4,661,949.60 × 2,110,180.80
  4. Step 4: Simplify right side
    3,112,881.60x = 9,837,556,536,487.68
  5. Step 5: Solve for x
    x = 9,837,556,536,487.68/3,112,881.60
  6. Step 6: Final answer
    x = 3,160,273.28

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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.