Home / 1,221,749.05-1,680,034.97-1,060,323.85

Finding the Fourth Proportional to 1,221,749.05, 1,680,034.97 and 1,060,323.85

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Solution

The fourth proportional to 1,221,749.05, 1,680,034.97 and 1,060,323.85 is: 1,458,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,749.05 : 1,680,034.97 = 1,060,323.85 : x
  2. Step 2: Convert to fraction form
    1,221,749.05/1,680,034.97 = 1,060,323.85/x
  3. Step 3: Cross multiply
    1,221,749.05x = 1,680,034.97 × 1,060,323.85
  4. Step 4: Simplify right side
    1,221,749.05x = 1,781,381,147,196.26
  5. Step 5: Solve for x
    x = 1,781,381,147,196.26/1,221,749.05
  6. Step 6: Final answer
    x = 1,458,058.13

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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.