Home / 1,245,664.27-1,719,016.71-672,704.44

Finding the Fourth Proportional to 1,245,664.27, 1,719,016.71 and 672,704.44

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Solution

The fourth proportional to 1,245,664.27, 1,719,016.71 and 672,704.44 is: 928,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,664.27 : 1,719,016.71 = 672,704.44 : x
  2. Step 2: Convert to fraction form
    1,245,664.27/1,719,016.71 = 672,704.44/x
  3. Step 3: Cross multiply
    1,245,664.27x = 1,719,016.71 × 672,704.44
  4. Step 4: Simplify right side
    1,245,664.27x = 1,156,390,166,431.01
  5. Step 5: Solve for x
    x = 1,156,390,166,431.01/1,245,664.27
  6. Step 6: Final answer
    x = 928,332.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.