Home / 1,881,090.22-2,820,913.28-800,917.96

Finding the Fourth Proportional to 1,881,090.22, 2,820,913.28 and 800,917.96

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Solution

The fourth proportional to 1,881,090.22, 2,820,913.28 and 800,917.96 is: 1,201,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,090.22 : 2,820,913.28 = 800,917.96 : x
  2. Step 2: Convert to fraction form
    1,881,090.22/2,820,913.28 = 800,917.96/x
  3. Step 3: Cross multiply
    1,881,090.22x = 2,820,913.28 × 800,917.96
  4. Step 4: Simplify right side
    1,881,090.22x = 2,259,320,109,554.51
  5. Step 5: Solve for x
    x = 2,259,320,109,554.51/1,881,090.22
  6. Step 6: Final answer
    x = 1,201,069.51

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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.