Home / 3,899,956.35-5,837,673.65-2,678,380.16

Finding the Fourth Proportional to 3,899,956.35, 5,837,673.65 and 2,678,380.16

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Solution

The fourth proportional to 3,899,956.35, 5,837,673.65 and 2,678,380.16 is: 4,009,149.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,956.35 : 5,837,673.65 = 2,678,380.16 : x
  2. Step 2: Convert to fraction form
    3,899,956.35/5,837,673.65 = 2,678,380.16/x
  3. Step 3: Cross multiply
    3,899,956.35x = 5,837,673.65 × 2,678,380.16
  4. Step 4: Simplify right side
    3,899,956.35x = 15,635,509,306,004.92
  5. Step 5: Solve for x
    x = 15,635,509,306,004.92/3,899,956.35
  6. Step 6: Final answer
    x = 4,009,149.82

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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.