Home / 2,180,900.72-3,274,301.08-1,505,302.32

Finding the Fourth Proportional to 2,180,900.72, 3,274,301.08 and 1,505,302.32

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Solution

The fourth proportional to 2,180,900.72, 3,274,301.08 and 1,505,302.32 is: 2,259,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,900.72 : 3,274,301.08 = 1,505,302.32 : x
  2. Step 2: Convert to fraction form
    2,180,900.72/3,274,301.08 = 1,505,302.32/x
  3. Step 3: Cross multiply
    2,180,900.72x = 3,274,301.08 × 1,505,302.32
  4. Step 4: Simplify right side
    2,180,900.72x = 4,928,813,012,102.51
  5. Step 5: Solve for x
    x = 4,928,813,012,102.51/2,180,900.72
  6. Step 6: Final answer
    x = 2,259,989.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.