Home / 2,186,022.48-3,015,915.90-1,267,744.92

Finding the Fourth Proportional to 2,186,022.48, 3,015,915.90 and 1,267,744.92

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Solution

The fourth proportional to 2,186,022.48, 3,015,915.90 and 1,267,744.92 is: 1,749,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,022.48 : 3,015,915.90 = 1,267,744.92 : x
  2. Step 2: Convert to fraction form
    2,186,022.48/3,015,915.90 = 1,267,744.92/x
  3. Step 3: Cross multiply
    2,186,022.48x = 3,015,915.90 × 1,267,744.92
  4. Step 4: Simplify right side
    2,186,022.48x = 3,823,412,061,372.23
  5. Step 5: Solve for x
    x = 3,823,412,061,372.23/2,186,022.48
  6. Step 6: Final answer
    x = 1,749,026.87

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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.