Home / 1,300,708.72-1,794,924.12-712,003.96

Finding the Fourth Proportional to 1,300,708.72, 1,794,924.12 and 712,003.96

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Solution

The fourth proportional to 1,300,708.72, 1,794,924.12 and 712,003.96 is: 982,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,708.72 : 1,794,924.12 = 712,003.96 : x
  2. Step 2: Convert to fraction form
    1,300,708.72/1,794,924.12 = 712,003.96/x
  3. Step 3: Cross multiply
    1,300,708.72x = 1,794,924.12 × 712,003.96
  4. Step 4: Simplify right side
    1,300,708.72x = 1,277,993,081,339.52
  5. Step 5: Solve for x
    x = 1,277,993,081,339.52/1,300,708.72
  6. Step 6: Final answer
    x = 982,535.95

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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.