Home / 2,981,293.91-4,116,743.16-2,884,887.21

Finding the Fourth Proportional to 2,981,293.91, 4,116,743.16 and 2,884,887.21

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Solution

The fourth proportional to 2,981,293.91, 4,116,743.16 and 2,884,887.21 is: 3,983,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,293.91 : 4,116,743.16 = 2,884,887.21 : x
  2. Step 2: Convert to fraction form
    2,981,293.91/4,116,743.16 = 2,884,887.21/x
  3. Step 3: Cross multiply
    2,981,293.91x = 4,116,743.16 × 2,884,887.21
  4. Step 4: Simplify right side
    2,981,293.91x = 11,876,339,654,130.83
  5. Step 5: Solve for x
    x = 11,876,339,654,130.83/2,981,293.91
  6. Step 6: Final answer
    x = 3,983,619.20

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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.