Home / 2,131,278.96-2,941,167.24-1,164,425.16

Finding the Fourth Proportional to 2,131,278.96, 2,941,167.24 and 1,164,425.16

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Solution

The fourth proportional to 2,131,278.96, 2,941,167.24 and 1,164,425.16 is: 1,606,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,278.96 : 2,941,167.24 = 1,164,425.16 : x
  2. Step 2: Convert to fraction form
    2,131,278.96/2,941,167.24 = 1,164,425.16/x
  3. Step 3: Cross multiply
    2,131,278.96x = 2,941,167.24 × 1,164,425.16
  4. Step 4: Simplify right side
    2,131,278.96x = 3,424,769,134,023.76
  5. Step 5: Solve for x
    x = 3,424,769,134,023.76/2,131,278.96
  6. Step 6: Final answer
    x = 1,606,907.96

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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.