Home / 1,124,381.16-1,686,556.82-271,448.22

Finding the Fourth Proportional to 1,124,381.16, 1,686,556.82 and 271,448.22

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Solution

The fourth proportional to 1,124,381.16, 1,686,556.82 and 271,448.22 is: 407,168.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,381.16 : 1,686,556.82 = 271,448.22 : x
  2. Step 2: Convert to fraction form
    1,124,381.16/1,686,556.82 = 271,448.22/x
  3. Step 3: Cross multiply
    1,124,381.16x = 1,686,556.82 × 271,448.22
  4. Step 4: Simplify right side
    1,124,381.16x = 457,812,846,717.86
  5. Step 5: Solve for x
    x = 457,812,846,717.86/1,124,381.16
  6. Step 6: Final answer
    x = 407,168.73

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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.