Home / 1,191,556.17-1,789,103.30-1,170,298.53

Finding the Fourth Proportional to 1,191,556.17, 1,789,103.30 and 1,170,298.53

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Solution

The fourth proportional to 1,191,556.17, 1,789,103.30 and 1,170,298.53 is: 1,757,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,556.17 : 1,789,103.30 = 1,170,298.53 : x
  2. Step 2: Convert to fraction form
    1,191,556.17/1,789,103.30 = 1,170,298.53/x
  3. Step 3: Cross multiply
    1,191,556.17x = 1,789,103.30 × 1,170,298.53
  4. Step 4: Simplify right side
    1,191,556.17x = 2,093,784,956,156.66
  5. Step 5: Solve for x
    x = 2,093,784,956,156.66/1,191,556.17
  6. Step 6: Final answer
    x = 1,757,185.27

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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.