Home / 2,431,649.78-3,355,687.92-1,329,103.96

Finding the Fourth Proportional to 2,431,649.78, 3,355,687.92 and 1,329,103.96

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Solution

The fourth proportional to 2,431,649.78, 3,355,687.92 and 1,329,103.96 is: 1,834,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,649.78 : 3,355,687.92 = 1,329,103.96 : x
  2. Step 2: Convert to fraction form
    2,431,649.78/3,355,687.92 = 1,329,103.96/x
  3. Step 3: Cross multiply
    2,431,649.78x = 3,355,687.92 × 1,329,103.96
  4. Step 4: Simplify right side
    2,431,649.78x = 4,460,058,102,996.16
  5. Step 5: Solve for x
    x = 4,460,058,102,996.16/2,431,649.78
  6. Step 6: Final answer
    x = 1,834,169.60

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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.