Home / 2,863,300-3,951,253.32-1,574,131

Finding the Fourth Proportional to 2,863,300, 3,951,253.32 and 1,574,131

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Solution

The fourth proportional to 2,863,300, 3,951,253.32 and 1,574,131 is: 2,172,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,300 : 3,951,253.32 = 1,574,131 : x
  2. Step 2: Convert to fraction form
    2,863,300/3,951,253.32 = 1,574,131/x
  3. Step 3: Cross multiply
    2,863,300x = 3,951,253.32 × 1,574,131
  4. Step 4: Simplify right side
    2,863,300x = 6,219,790,339,864.92
  5. Step 5: Solve for x
    x = 6,219,790,339,864.92/2,863,300
  6. Step 6: Final answer
    x = 2,172,245.43

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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.