Home / 1,368,173.70-2,042,241.12-1,206,572.22

Finding the Fourth Proportional to 1,368,173.70, 2,042,241.12 and 1,206,572.22

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Solution

The fourth proportional to 1,368,173.70, 2,042,241.12 and 1,206,572.22 is: 1,801,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,173.70 : 2,042,241.12 = 1,206,572.22 : x
  2. Step 2: Convert to fraction form
    1,368,173.70/2,042,241.12 = 1,206,572.22/x
  3. Step 3: Cross multiply
    1,368,173.70x = 2,042,241.12 × 1,206,572.22
  4. Step 4: Simplify right side
    1,368,173.70x = 2,464,111,401,933.69
  5. Step 5: Solve for x
    x = 2,464,111,401,933.69/1,368,173.70
  6. Step 6: Final answer
    x = 1,801,022.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.