Home / 3,142,273.21-4,713,403.67-867,791.85

Finding the Fourth Proportional to 3,142,273.21, 4,713,403.67 and 867,791.85

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Solution

The fourth proportional to 3,142,273.21, 4,713,403.67 and 867,791.85 is: 1,301,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,273.21 : 4,713,403.67 = 867,791.85 : x
  2. Step 2: Convert to fraction form
    3,142,273.21/4,713,403.67 = 867,791.85/x
  3. Step 3: Cross multiply
    3,142,273.21x = 4,713,403.67 × 867,791.85
  4. Step 4: Simplify right side
    3,142,273.21x = 4,090,253,262,680.11
  5. Step 5: Solve for x
    x = 4,090,253,262,680.11/3,142,273.21
  6. Step 6: Final answer
    x = 1,301,686.07

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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.