Home / 1,881,126.38-2,820,967.36-800,954.12

Finding the Fourth Proportional to 1,881,126.38, 2,820,967.36 and 800,954.12

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Solution

The fourth proportional to 1,881,126.38, 2,820,967.36 and 800,954.12 is: 1,201,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,126.38 : 2,820,967.36 = 800,954.12 : x
  2. Step 2: Convert to fraction form
    1,881,126.38/2,820,967.36 = 800,954.12/x
  3. Step 3: Cross multiply
    1,881,126.38x = 2,820,967.36 × 800,954.12
  4. Step 4: Simplify right side
    1,881,126.38x = 2,259,465,434,427.56
  5. Step 5: Solve for x
    x = 2,259,465,434,427.56/1,881,126.38
  6. Step 6: Final answer
    x = 1,201,123.68

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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.