Home / 1,881,092.82-2,820,917.19-800,920.53

Finding the Fourth Proportional to 1,881,092.82, 2,820,917.19 and 800,920.53

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Solution

The fourth proportional to 1,881,092.82, 2,820,917.19 and 800,920.53 is: 1,201,073.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,092.82 : 2,820,917.19 = 800,920.53 : x
  2. Step 2: Convert to fraction form
    1,881,092.82/2,820,917.19 = 800,920.53/x
  3. Step 3: Cross multiply
    1,881,092.82x = 2,820,917.19 × 800,920.53
  4. Step 4: Simplify right side
    1,881,092.82x = 2,259,330,490,900.91
  5. Step 5: Solve for x
    x = 2,259,330,490,900.91/1,881,092.82
  6. Step 6: Final answer
    x = 1,201,073.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.