Home / 892,513.52-1,338,784.32-891,201.36

Finding the Fourth Proportional to 892,513.52, 1,338,784.32 and 891,201.36

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Solution

The fourth proportional to 892,513.52, 1,338,784.32 and 891,201.36 is: 1,336,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,513.52 : 1,338,784.32 = 891,201.36 : x
  2. Step 2: Convert to fraction form
    892,513.52/1,338,784.32 = 891,201.36/x
  3. Step 3: Cross multiply
    892,513.52x = 1,338,784.32 × 891,201.36
  4. Step 4: Simplify right side
    892,513.52x = 1,193,126,406,730.68
  5. Step 5: Solve for x
    x = 1,193,126,406,730.68/892,513.52
  6. Step 6: Final answer
    x = 1,336,816.06

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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.