Home / 2,467,945.60-3,405,740.80-1,380,204.80

Finding the Fourth Proportional to 2,467,945.60, 3,405,740.80 and 1,380,204.80

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Solution

The fourth proportional to 2,467,945.60, 3,405,740.80 and 1,380,204.80 is: 1,904,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467,945.60 : 3,405,740.80 = 1,380,204.80 : x
  2. Step 2: Convert to fraction form
    2,467,945.60/3,405,740.80 = 1,380,204.80/x
  3. Step 3: Cross multiply
    2,467,945.60x = 3,405,740.80 × 1,380,204.80
  4. Step 4: Simplify right side
    2,467,945.60x = 4,700,619,799,715.84
  5. Step 5: Solve for x
    x = 4,700,619,799,715.84/2,467,945.60
  6. Step 6: Final answer
    x = 1,904,669.13

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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.