Home / 951,235.65-1,311,953.96-842,454.27

Finding the Fourth Proportional to 951,235.65, 1,311,953.96 and 842,454.27

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Solution

The fourth proportional to 951,235.65, 1,311,953.96 and 842,454.27 is: 1,161,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,235.65 : 1,311,953.96 = 842,454.27 : x
  2. Step 2: Convert to fraction form
    951,235.65/1,311,953.96 = 842,454.27/x
  3. Step 3: Cross multiply
    951,235.65x = 1,311,953.96 × 842,454.27
  4. Step 4: Simplify right side
    951,235.65x = 1,105,261,217,751.55
  5. Step 5: Solve for x
    x = 1,105,261,217,751.55/951,235.65
  6. Step 6: Final answer
    x = 1,161,921.57

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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.