Home / 2,515,651.29-3,471,661.22-1,369,794.51

Finding the Fourth Proportional to 2,515,651.29, 3,471,661.22 and 1,369,794.51

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Solution

The fourth proportional to 2,515,651.29, 3,471,661.22 and 1,369,794.51 is: 1,890,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,651.29 : 3,471,661.22 = 1,369,794.51 : x
  2. Step 2: Convert to fraction form
    2,515,651.29/3,471,661.22 = 1,369,794.51/x
  3. Step 3: Cross multiply
    2,515,651.29x = 3,471,661.22 × 1,369,794.51
  4. Step 4: Simplify right side
    2,515,651.29x = 4,755,462,472,886.93
  5. Step 5: Solve for x
    x = 4,755,462,472,886.93/2,515,651.29
  6. Step 6: Final answer
    x = 1,890,350.42

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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.