Home / 1,264,594.12-1,745,117.94-691,621.72

Finding the Fourth Proportional to 1,264,594.12, 1,745,117.94 and 691,621.72

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Solution

The fourth proportional to 1,264,594.12, 1,745,117.94 and 691,621.72 is: 954,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,594.12 : 1,745,117.94 = 691,621.72 : x
  2. Step 2: Convert to fraction form
    1,264,594.12/1,745,117.94 = 691,621.72/x
  3. Step 3: Cross multiply
    1,264,594.12x = 1,745,117.94 × 691,621.72
  4. Step 4: Simplify right side
    1,264,594.12x = 1,206,961,471,265.66
  5. Step 5: Solve for x
    x = 1,206,961,471,265.66/1,264,594.12
  6. Step 6: Final answer
    x = 954,425.97

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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.