Home / 1,069,211.82-1,599,385.41-814,565.64

Finding the Fourth Proportional to 1,069,211.82, 1,599,385.41 and 814,565.64

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Solution

The fourth proportional to 1,069,211.82, 1,599,385.41 and 814,565.64 is: 1,218,471.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,211.82 : 1,599,385.41 = 814,565.64 : x
  2. Step 2: Convert to fraction form
    1,069,211.82/1,599,385.41 = 814,565.64/x
  3. Step 3: Cross multiply
    1,069,211.82x = 1,599,385.41 × 814,565.64
  4. Step 4: Simplify right side
    1,069,211.82x = 1,302,804,400,103.31
  5. Step 5: Solve for x
    x = 1,302,804,400,103.31/1,069,211.82
  6. Step 6: Final answer
    x = 1,218,471.75

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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.