Home / 1,449,115.01-1,999,700.65-804,493.69

Finding the Fourth Proportional to 1,449,115.01, 1,999,700.65 and 804,493.69

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Solution

The fourth proportional to 1,449,115.01, 1,999,700.65 and 804,493.69 is: 1,110,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,115.01 : 1,999,700.65 = 804,493.69 : x
  2. Step 2: Convert to fraction form
    1,449,115.01/1,999,700.65 = 804,493.69/x
  3. Step 3: Cross multiply
    1,449,115.01x = 1,999,700.65 × 804,493.69
  4. Step 4: Simplify right side
    1,449,115.01x = 1,608,746,550,791.43
  5. Step 5: Solve for x
    x = 1,608,746,550,791.43/1,449,115.01
  6. Step 6: Final answer
    x = 1,110,157.96

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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.