Home / 1,362,186.39-2,042,219.28-881,398.33

Finding the Fourth Proportional to 1,362,186.39, 2,042,219.28 and 881,398.33

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Solution

The fourth proportional to 1,362,186.39, 2,042,219.28 and 881,398.33 is: 1,321,411.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,186.39 : 2,042,219.28 = 881,398.33 : x
  2. Step 2: Convert to fraction form
    1,362,186.39/2,042,219.28 = 881,398.33/x
  3. Step 3: Cross multiply
    1,362,186.39x = 2,042,219.28 × 881,398.33
  4. Step 4: Simplify right side
    1,362,186.39x = 1,800,008,662,885.80
  5. Step 5: Solve for x
    x = 1,800,008,662,885.80/1,362,186.39
  6. Step 6: Final answer
    x = 1,321,411.43

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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.