Home / 1,999,393.86-2,758,755.87-1,183,189.02

Finding the Fourth Proportional to 1,999,393.86, 2,758,755.87 and 1,183,189.02

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Solution

The fourth proportional to 1,999,393.86, 2,758,755.87 and 1,183,189.02 is: 1,632,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,393.86 : 2,758,755.87 = 1,183,189.02 : x
  2. Step 2: Convert to fraction form
    1,999,393.86/2,758,755.87 = 1,183,189.02/x
  3. Step 3: Cross multiply
    1,999,393.86x = 2,758,755.87 × 1,183,189.02
  4. Step 4: Simplify right side
    1,999,393.86x = 3,264,129,654,244.55
  5. Step 5: Solve for x
    x = 3,264,129,654,244.55/1,999,393.86
  6. Step 6: Final answer
    x = 1,632,559.61

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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.