Home / 3,820,015.22-5,271,509.88-2,101,135.28

Finding the Fourth Proportional to 3,820,015.22, 5,271,509.88 and 2,101,135.28

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Solution

The fourth proportional to 3,820,015.22, 5,271,509.88 and 2,101,135.28 is: 2,899,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,015.22 : 5,271,509.88 = 2,101,135.28 : x
  2. Step 2: Convert to fraction form
    3,820,015.22/5,271,509.88 = 2,101,135.28/x
  3. Step 3: Cross multiply
    3,820,015.22x = 5,271,509.88 × 2,101,135.28
  4. Step 4: Simplify right side
    3,820,015.22x = 11,076,155,361,379.02
  5. Step 5: Solve for x
    x = 11,076,155,361,379.02/3,820,015.22
  6. Step 6: Final answer
    x = 2,899,505.56

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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.