Home / 2,131,279.56-2,941,208.13-1,164,469.74

Finding the Fourth Proportional to 2,131,279.56, 2,941,208.13 and 1,164,469.74

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Solution

The fourth proportional to 2,131,279.56, 2,941,208.13 and 1,164,469.74 is: 1,606,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,279.56 : 2,941,208.13 = 1,164,469.74 : x
  2. Step 2: Convert to fraction form
    2,131,279.56/2,941,208.13 = 1,164,469.74/x
  3. Step 3: Cross multiply
    2,131,279.56x = 2,941,208.13 × 1,164,469.74
  4. Step 4: Simplify right side
    2,131,279.56x = 3,424,947,866,426.99
  5. Step 5: Solve for x
    x = 3,424,947,866,426.99/2,131,279.56
  6. Step 6: Final answer
    x = 1,606,991.37

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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.