Home / 1,981,994.57-2,735,379.40-1,111,064.49

Finding the Fourth Proportional to 1,981,994.57, 2,735,379.40 and 1,111,064.49

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Solution

The fourth proportional to 1,981,994.57, 2,735,379.40 and 1,111,064.49 is: 1,533,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,994.57 : 2,735,379.40 = 1,111,064.49 : x
  2. Step 2: Convert to fraction form
    1,981,994.57/2,735,379.40 = 1,111,064.49/x
  3. Step 3: Cross multiply
    1,981,994.57x = 2,735,379.40 × 1,111,064.49
  4. Step 4: Simplify right side
    1,981,994.57x = 3,039,182,917,323.09
  5. Step 5: Solve for x
    x = 3,039,182,917,323.09/1,981,994.57
  6. Step 6: Final answer
    x = 1,533,396.19

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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.