Home / 2,885,140.13-3,981,103.43-1,644,910.47

Finding the Fourth Proportional to 2,885,140.13, 3,981,103.43 and 1,644,910.47

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Solution

The fourth proportional to 2,885,140.13, 3,981,103.43 and 1,644,910.47 is: 2,269,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,140.13 : 3,981,103.43 = 1,644,910.47 : x
  2. Step 2: Convert to fraction form
    2,885,140.13/3,981,103.43 = 1,644,910.47/x
  3. Step 3: Cross multiply
    2,885,140.13x = 3,981,103.43 × 1,644,910.47
  4. Step 4: Simplify right side
    2,885,140.13x = 6,548,558,705,935.36
  5. Step 5: Solve for x
    x = 6,548,558,705,935.36/2,885,140.13
  6. Step 6: Final answer
    x = 2,269,754.13

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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.