Home / 2,132,623.29-3,198,934.94-712,679.37

Finding the Fourth Proportional to 2,132,623.29, 3,198,934.94 and 712,679.37

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Solution

The fourth proportional to 2,132,623.29, 3,198,934.94 and 712,679.37 is: 1,069,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,623.29 : 3,198,934.94 = 712,679.37 : x
  2. Step 2: Convert to fraction form
    2,132,623.29/3,198,934.94 = 712,679.37/x
  3. Step 3: Cross multiply
    2,132,623.29x = 3,198,934.94 × 712,679.37
  4. Step 4: Simplify right side
    2,132,623.29x = 2,279,814,937,710.19
  5. Step 5: Solve for x
    x = 2,279,814,937,710.19/2,132,623.29
  6. Step 6: Final answer
    x = 1,069,019.06

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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.