Home / 1,508,794.43-2,081,978.84-864,241.79

Finding the Fourth Proportional to 1,508,794.43, 2,081,978.84 and 864,241.79

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Solution

The fourth proportional to 1,508,794.43, 2,081,978.84 and 864,241.79 is: 1,192,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,794.43 : 2,081,978.84 = 864,241.79 : x
  2. Step 2: Convert to fraction form
    1,508,794.43/2,081,978.84 = 864,241.79/x
  3. Step 3: Cross multiply
    1,508,794.43x = 2,081,978.84 × 864,241.79
  4. Step 4: Simplify right side
    1,508,794.43x = 1,799,333,111,174.43
  5. Step 5: Solve for x
    x = 1,799,333,111,174.43/1,508,794.43
  6. Step 6: Final answer
    x = 1,192,563.47

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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.