Home / 3,767,856-5,200,112.16-2,158,224

Finding the Fourth Proportional to 3,767,856, 5,200,112.16 and 2,158,224

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Solution

The fourth proportional to 3,767,856, 5,200,112.16 and 2,158,224 is: 2,978,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767,856 : 5,200,112.16 = 2,158,224 : x
  2. Step 2: Convert to fraction form
    3,767,856/5,200,112.16 = 2,158,224/x
  3. Step 3: Cross multiply
    3,767,856x = 5,200,112.16 × 2,158,224
  4. Step 4: Simplify right side
    3,767,856x = 11,223,006,866,403.84
  5. Step 5: Solve for x
    x = 11,223,006,866,403.84/3,767,856
  6. Step 6: Final answer
    x = 2,978,618.84

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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.