Home / 1,203,085.20-1,805,016.60-804,176.40

Finding the Fourth Proportional to 1,203,085.20, 1,805,016.60 and 804,176.40

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Solution

The fourth proportional to 1,203,085.20, 1,805,016.60 and 804,176.40 is: 1,206,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,085.20 : 1,805,016.60 = 804,176.40 : x
  2. Step 2: Convert to fraction form
    1,203,085.20/1,805,016.60 = 804,176.40/x
  3. Step 3: Cross multiply
    1,203,085.20x = 1,805,016.60 × 804,176.40
  4. Step 4: Simplify right side
    1,203,085.20x = 1,451,551,751,328.24
  5. Step 5: Solve for x
    x = 1,451,551,751,328.24/1,203,085.20
  6. Step 6: Final answer
    x = 1,206,524.48

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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.