Home / 4,842,440.81-6,682,073.78-2,981,560.78

Finding the Fourth Proportional to 4,842,440.81, 6,682,073.78 and 2,981,560.78

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Solution

The fourth proportional to 4,842,440.81, 6,682,073.78 and 2,981,560.78 is: 4,114,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842,440.81 : 6,682,073.78 = 2,981,560.78 : x
  2. Step 2: Convert to fraction form
    4,842,440.81/6,682,073.78 = 2,981,560.78/x
  3. Step 3: Cross multiply
    4,842,440.81x = 6,682,073.78 × 2,981,560.78
  4. Step 4: Simplify right side
    4,842,440.81x = 19,923,009,111,514.35
  5. Step 5: Solve for x
    x = 19,923,009,111,514.35/4,842,440.81
  6. Step 6: Final answer
    x = 4,114,249.38

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1.5x scale

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.