Home / 2,149,941.88-3,225,379.38-653,995

Finding the Fourth Proportional to 2,149,941.88, 3,225,379.38 and 653,995

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Solution

The fourth proportional to 2,149,941.88, 3,225,379.38 and 653,995 is: 981,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,941.88 : 3,225,379.38 = 653,995 : x
  2. Step 2: Convert to fraction form
    2,149,941.88/3,225,379.38 = 653,995/x
  3. Step 3: Cross multiply
    2,149,941.88x = 3,225,379.38 × 653,995
  4. Step 4: Simplify right side
    2,149,941.88x = 2,109,381,987,623.10
  5. Step 5: Solve for x
    x = 2,109,381,987,623.10/2,149,941.88
  6. Step 6: Final answer
    x = 981,134.42

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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.