Home / 3,176,731-4,383,922.57-1,726,426.40

Finding the Fourth Proportional to 3,176,731, 4,383,922.57 and 1,726,426.40

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Solution

The fourth proportional to 3,176,731, 4,383,922.57 and 1,726,426.40 is: 2,382,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,731 : 4,383,922.57 = 1,726,426.40 : x
  2. Step 2: Convert to fraction form
    3,176,731/4,383,922.57 = 1,726,426.40/x
  3. Step 3: Cross multiply
    3,176,731x = 4,383,922.57 × 1,726,426.40
  4. Step 4: Simplify right side
    3,176,731x = 7,568,519,660,403.85
  5. Step 5: Solve for x
    x = 7,568,519,660,403.85/3,176,731
  6. Step 6: Final answer
    x = 2,382,486.80

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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.