Home / 2,126,089.94-3,190,629.38-1,922,813.76

Finding the Fourth Proportional to 2,126,089.94, 3,190,629.38 and 1,922,813.76

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Solution

The fourth proportional to 2,126,089.94, 3,190,629.38 and 1,922,813.76 is: 2,885,572.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,089.94 : 3,190,629.38 = 1,922,813.76 : x
  2. Step 2: Convert to fraction form
    2,126,089.94/3,190,629.38 = 1,922,813.76/x
  3. Step 3: Cross multiply
    2,126,089.94x = 3,190,629.38 × 1,922,813.76
  4. Step 4: Simplify right side
    2,126,089.94x = 6,134,986,074,924.27
  5. Step 5: Solve for x
    x = 6,134,986,074,924.27/2,126,089.94
  6. Step 6: Final answer
    x = 2,885,572.22

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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.