Home / 1,981,524.16-2,735,637.12-1,304,429.12

Finding the Fourth Proportional to 1,981,524.16, 2,735,637.12 and 1,304,429.12

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Solution

The fourth proportional to 1,981,524.16, 2,735,637.12 and 1,304,429.12 is: 1,800,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,524.16 : 2,735,637.12 = 1,304,429.12 : x
  2. Step 2: Convert to fraction form
    1,981,524.16/2,735,637.12 = 1,304,429.12/x
  3. Step 3: Cross multiply
    1,981,524.16x = 2,735,637.12 × 1,304,429.12
  4. Step 4: Simplify right side
    1,981,524.16x = 3,568,444,721,080.94
  5. Step 5: Solve for x
    x = 3,568,444,721,080.94/1,981,524.16
  6. Step 6: Final answer
    x = 1,800,858.55

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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.