Home / 2,716,568.96-4,074,977.03-1,921,400.06

Finding the Fourth Proportional to 2,716,568.96, 4,074,977.03 and 1,921,400.06

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Solution

The fourth proportional to 2,716,568.96, 4,074,977.03 and 1,921,400.06 is: 2,882,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,568.96 : 4,074,977.03 = 1,921,400.06 : x
  2. Step 2: Convert to fraction form
    2,716,568.96/4,074,977.03 = 1,921,400.06/x
  3. Step 3: Cross multiply
    2,716,568.96x = 4,074,977.03 × 1,921,400.06
  4. Step 4: Simplify right side
    2,716,568.96x = 7,829,661,079,958.74
  5. Step 5: Solve for x
    x = 7,829,661,079,958.74/2,716,568.96
  6. Step 6: Final answer
    x = 2,882,187.50

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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.