Home / 1,420,469.82-1,959,668.04-1,048,823.43

Finding the Fourth Proportional to 1,420,469.82, 1,959,668.04 and 1,048,823.43

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Solution

The fourth proportional to 1,420,469.82, 1,959,668.04 and 1,048,823.43 is: 1,446,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,469.82 : 1,959,668.04 = 1,048,823.43 : x
  2. Step 2: Convert to fraction form
    1,420,469.82/1,959,668.04 = 1,048,823.43/x
  3. Step 3: Cross multiply
    1,420,469.82x = 1,959,668.04 × 1,048,823.43
  4. Step 4: Simplify right side
    1,420,469.82x = 2,055,345,755,374.18
  5. Step 5: Solve for x
    x = 2,055,345,755,374.18/1,420,469.82
  6. Step 6: Final answer
    x = 1,446,947.85

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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.