Home / 3,051,377.22-4,211,480.61-2,018,905.86

Finding the Fourth Proportional to 3,051,377.22, 4,211,480.61 and 2,018,905.86

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Solution

The fourth proportional to 3,051,377.22, 4,211,480.61 and 2,018,905.86 is: 2,786,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051,377.22 : 4,211,480.61 = 2,018,905.86 : x
  2. Step 2: Convert to fraction form
    3,051,377.22/4,211,480.61 = 2,018,905.86/x
  3. Step 3: Cross multiply
    3,051,377.22x = 4,211,480.61 × 2,018,905.86
  4. Step 4: Simplify right side
    3,051,377.22x = 8,502,582,882,805.38
  5. Step 5: Solve for x
    x = 8,502,582,882,805.38/3,051,377.22
  6. Step 6: Final answer
    x = 2,786,473.87

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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.