Home / 2,218,201.46-3,061,127.24-1,199,606.21

Finding the Fourth Proportional to 2,218,201.46, 3,061,127.24 and 1,199,606.21

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Solution

The fourth proportional to 2,218,201.46, 3,061,127.24 and 1,199,606.21 is: 1,655,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,201.46 : 3,061,127.24 = 1,199,606.21 : x
  2. Step 2: Convert to fraction form
    2,218,201.46/3,061,127.24 = 1,199,606.21/x
  3. Step 3: Cross multiply
    2,218,201.46x = 3,061,127.24 × 1,199,606.21
  4. Step 4: Simplify right side
    2,218,201.46x = 3,672,147,231,140.11
  5. Step 5: Solve for x
    x = 3,672,147,231,140.11/2,218,201.46
  6. Step 6: Final answer
    x = 1,655,461.55

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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.