Home / 2,923,720.92-4,386,328.83-1,126,121.94

Finding the Fourth Proportional to 2,923,720.92, 4,386,328.83 and 1,126,121.94

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Solution

The fourth proportional to 2,923,720.92, 4,386,328.83 and 1,126,121.94 is: 1,689,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,720.92 : 4,386,328.83 = 1,126,121.94 : x
  2. Step 2: Convert to fraction form
    2,923,720.92/4,386,328.83 = 1,126,121.94/x
  3. Step 3: Cross multiply
    2,923,720.92x = 4,386,328.83 × 1,126,121.94
  4. Step 4: Simplify right side
    2,923,720.92x = 4,939,541,131,517.53
  5. Step 5: Solve for x
    x = 4,939,541,131,517.53/2,923,720.92
  6. Step 6: Final answer
    x = 1,689,470.80

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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.