Home / 1,440,786.64-2,161,101.72-730,796.24

Finding the Fourth Proportional to 1,440,786.64, 2,161,101.72 and 730,796.24

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Solution

The fourth proportional to 1,440,786.64, 2,161,101.72 and 730,796.24 is: 1,096,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,786.64 : 2,161,101.72 = 730,796.24 : x
  2. Step 2: Convert to fraction form
    1,440,786.64/2,161,101.72 = 730,796.24/x
  3. Step 3: Cross multiply
    1,440,786.64x = 2,161,101.72 × 730,796.24
  4. Step 4: Simplify right side
    1,440,786.64x = 1,579,325,011,233.53
  5. Step 5: Solve for x
    x = 1,579,325,011,233.53/1,440,786.64
  6. Step 6: Final answer
    x = 1,096,154.68

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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.