Home / 892,512.27-1,338,782.45-891,200.07

Finding the Fourth Proportional to 892,512.27, 1,338,782.45 and 891,200.07

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Solution

The fourth proportional to 892,512.27, 1,338,782.45 and 891,200.07 is: 1,336,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,512.27 : 1,338,782.45 = 891,200.07 : x
  2. Step 2: Convert to fraction form
    892,512.27/1,338,782.45 = 891,200.07/x
  3. Step 3: Cross multiply
    892,512.27x = 1,338,782.45 × 891,200.07
  4. Step 4: Simplify right side
    892,512.27x = 1,193,123,008,698.77
  5. Step 5: Solve for x
    x = 1,193,123,008,698.77/892,512.27
  6. Step 6: Final answer
    x = 1,336,814.12

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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.