Home / 1,191,592.32-1,786,381.56-517,163.64

Finding the Fourth Proportional to 1,191,592.32, 1,786,381.56 and 517,163.64

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Solution

The fourth proportional to 1,191,592.32, 1,786,381.56 and 517,163.64 is: 775,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,592.32 : 1,786,381.56 = 517,163.64 : x
  2. Step 2: Convert to fraction form
    1,191,592.32/1,786,381.56 = 517,163.64/x
  3. Step 3: Cross multiply
    1,191,592.32x = 1,786,381.56 × 517,163.64
  4. Step 4: Simplify right side
    1,191,592.32x = 923,851,589,998.48
  5. Step 5: Solve for x
    x = 923,851,589,998.48/1,191,592.32
  6. Step 6: Final answer
    x = 775,308.45

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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.