Home / 887,139.54-1,336,694.72-732,823.38

Finding the Fourth Proportional to 887,139.54, 1,336,694.72 and 732,823.38

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Solution

The fourth proportional to 887,139.54, 1,336,694.72 and 732,823.38 is: 1,104,179.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,139.54 : 1,336,694.72 = 732,823.38 : x
  2. Step 2: Convert to fraction form
    887,139.54/1,336,694.72 = 732,823.38/x
  3. Step 3: Cross multiply
    887,139.54x = 1,336,694.72 × 732,823.38
  4. Step 4: Simplify right side
    887,139.54x = 979,561,139,074.44
  5. Step 5: Solve for x
    x = 979,561,139,074.44/887,139.54
  6. Step 6: Final answer
    x = 1,104,179.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.