Home / 2,934,021.60-4,049,144.03-1,644,945.48

Finding the Fourth Proportional to 2,934,021.60, 4,049,144.03 and 1,644,945.48

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Solution

The fourth proportional to 2,934,021.60, 4,049,144.03 and 1,644,945.48 is: 2,270,133.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,021.60 : 4,049,144.03 = 1,644,945.48 : x
  2. Step 2: Convert to fraction form
    2,934,021.60/4,049,144.03 = 1,644,945.48/x
  3. Step 3: Cross multiply
    2,934,021.60x = 4,049,144.03 × 1,644,945.48
  4. Step 4: Simplify right side
    2,934,021.60x = 6,660,621,174,129.85
  5. Step 5: Solve for x
    x = 6,660,621,174,129.85/2,934,021.60
  6. Step 6: Final answer
    x = 2,270,133.65

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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.