Home / 3,508,965.09-4,842,101.57-1,981,223.01

Finding the Fourth Proportional to 3,508,965.09, 4,842,101.57 and 1,981,223.01

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Solution

The fourth proportional to 3,508,965.09, 4,842,101.57 and 1,981,223.01 is: 2,733,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,965.09 : 4,842,101.57 = 1,981,223.01 : x
  2. Step 2: Convert to fraction form
    3,508,965.09/4,842,101.57 = 1,981,223.01/x
  3. Step 3: Cross multiply
    3,508,965.09x = 4,842,101.57 × 1,981,223.01
  4. Step 4: Simplify right side
    3,508,965.09x = 9,593,283,037,335.01
  5. Step 5: Solve for x
    x = 9,593,283,037,335.01/3,508,965.09
  6. Step 6: Final answer
    x = 2,733,935.16

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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.