Home / 3,876,224-5,349,696.78-2,223,018.80

Finding the Fourth Proportional to 3,876,224, 5,349,696.78 and 2,223,018.80

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Solution

The fourth proportional to 3,876,224, 5,349,696.78 and 2,223,018.80 is: 3,068,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,224 : 5,349,696.78 = 2,223,018.80 : x
  2. Step 2: Convert to fraction form
    3,876,224/5,349,696.78 = 2,223,018.80/x
  3. Step 3: Cross multiply
    3,876,224x = 5,349,696.78 × 2,223,018.80
  4. Step 4: Simplify right side
    3,876,224x = 11,892,476,516,239.46
  5. Step 5: Solve for x
    x = 11,892,476,516,239.46/3,876,224
  6. Step 6: Final answer
    x = 3,068,057.09

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1.5x scale

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.