Home / 2,223,617.06-3,068,920.71-1,407,896.64

Finding the Fourth Proportional to 2,223,617.06, 3,068,920.71 and 1,407,896.64

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Solution

The fourth proportional to 2,223,617.06, 3,068,920.71 and 1,407,896.64 is: 1,943,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,617.06 : 3,068,920.71 = 1,407,896.64 : x
  2. Step 2: Convert to fraction form
    2,223,617.06/3,068,920.71 = 1,407,896.64/x
  3. Step 3: Cross multiply
    2,223,617.06x = 3,068,920.71 × 1,407,896.64
  4. Step 4: Simplify right side
    2,223,617.06x = 4,320,723,156,035.41
  5. Step 5: Solve for x
    x = 4,320,723,156,035.41/2,223,617.06
  6. Step 6: Final answer
    x = 1,943,105.78

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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.