Home / 1,755,067.50-2,630,611.08-806,478.12

Finding the Fourth Proportional to 1,755,067.50, 2,630,611.08 and 806,478.12

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Solution

The fourth proportional to 1,755,067.50, 2,630,611.08 and 806,478.12 is: 1,208,802.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,067.50 : 2,630,611.08 = 806,478.12 : x
  2. Step 2: Convert to fraction form
    1,755,067.50/2,630,611.08 = 806,478.12/x
  3. Step 3: Cross multiply
    1,755,067.50x = 2,630,611.08 × 806,478.12
  4. Step 4: Simplify right side
    1,755,067.50x = 2,121,530,278,249.57
  5. Step 5: Solve for x
    x = 2,121,530,278,249.57/1,755,067.50
  6. Step 6: Final answer
    x = 1,208,802.67

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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.