Home / 5,760,965.45-8,640,275.18-2,116,442.71

Finding the Fourth Proportional to 5,760,965.45, 8,640,275.18 and 2,116,442.71

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Solution

The fourth proportional to 5,760,965.45, 8,640,275.18 and 2,116,442.71 is: 3,174,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,965.45 : 8,640,275.18 = 2,116,442.71 : x
  2. Step 2: Convert to fraction form
    5,760,965.45/8,640,275.18 = 2,116,442.71/x
  3. Step 3: Cross multiply
    5,760,965.45x = 8,640,275.18 × 2,116,442.71
  4. Step 4: Simplify right side
    5,760,965.45x = 18,286,647,384,922.04
  5. Step 5: Solve for x
    x = 18,286,647,384,922.04/5,760,965.45
  6. Step 6: Final answer
    x = 3,174,233.13

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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.