Home / 2,731,884.16-4,097,112.36-812,278.48

Finding the Fourth Proportional to 2,731,884.16, 4,097,112.36 and 812,278.48

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Solution

The fourth proportional to 2,731,884.16, 4,097,112.36 and 812,278.48 is: 1,218,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,884.16 : 4,097,112.36 = 812,278.48 : x
  2. Step 2: Convert to fraction form
    2,731,884.16/4,097,112.36 = 812,278.48/x
  3. Step 3: Cross multiply
    2,731,884.16x = 4,097,112.36 × 812,278.48
  4. Step 4: Simplify right side
    2,731,884.16x = 3,327,996,200,170.01
  5. Step 5: Solve for x
    x = 3,327,996,200,170.01/2,731,884.16
  6. Step 6: Final answer
    x = 1,218,205.46

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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.