Home / 1,282,427.50-1,770,456.28-960,021.58

Finding the Fourth Proportional to 1,282,427.50, 1,770,456.28 and 960,021.58

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Solution

The fourth proportional to 1,282,427.50, 1,770,456.28 and 960,021.58 is: 1,325,358.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,427.50 : 1,770,456.28 = 960,021.58 : x
  2. Step 2: Convert to fraction form
    1,282,427.50/1,770,456.28 = 960,021.58/x
  3. Step 3: Cross multiply
    1,282,427.50x = 1,770,456.28 × 960,021.58
  4. Step 4: Simplify right side
    1,282,427.50x = 1,699,676,235,246.52
  5. Step 5: Solve for x
    x = 1,699,676,235,246.52/1,282,427.50
  6. Step 6: Final answer
    x = 1,325,358.54

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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.