Home / 1,449,666.72-2,174,331.20-384,791.51

Finding the Fourth Proportional to 1,449,666.72, 2,174,331.20 and 384,791.51

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Solution

The fourth proportional to 1,449,666.72, 2,174,331.20 and 384,791.51 is: 577,142.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,666.72 : 2,174,331.20 = 384,791.51 : x
  2. Step 2: Convert to fraction form
    1,449,666.72/2,174,331.20 = 384,791.51/x
  3. Step 3: Cross multiply
    1,449,666.72x = 2,174,331.20 × 384,791.51
  4. Step 4: Simplify right side
    1,449,666.72x = 836,664,189,199.98
  5. Step 5: Solve for x
    x = 836,664,189,199.98/1,449,666.72
  6. Step 6: Final answer
    x = 577,142.44

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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.