Home / 1,112,881.68-1,534,078.44-682,363.44

Finding the Fourth Proportional to 1,112,881.68, 1,534,078.44 and 682,363.44

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Solution

The fourth proportional to 1,112,881.68, 1,534,078.44 and 682,363.44 is: 940,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,881.68 : 1,534,078.44 = 682,363.44 : x
  2. Step 2: Convert to fraction form
    1,112,881.68/1,534,078.44 = 682,363.44/x
  3. Step 3: Cross multiply
    1,112,881.68x = 1,534,078.44 × 682,363.44
  4. Step 4: Simplify right side
    1,112,881.68x = 1,046,799,041,548.23
  5. Step 5: Solve for x
    x = 1,046,799,041,548.23/1,112,881.68
  6. Step 6: Final answer
    x = 940,620.25

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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.