Home / 2,194,186.59-3,291,594.77-678,001.86

Finding the Fourth Proportional to 2,194,186.59, 3,291,594.77 and 678,001.86

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Solution

The fourth proportional to 2,194,186.59, 3,291,594.77 and 678,001.86 is: 1,017,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,186.59 : 3,291,594.77 = 678,001.86 : x
  2. Step 2: Convert to fraction form
    2,194,186.59/3,291,594.77 = 678,001.86/x
  3. Step 3: Cross multiply
    2,194,186.59x = 3,291,594.77 × 678,001.86
  4. Step 4: Simplify right side
    2,194,186.59x = 2,231,707,378,121.28
  5. Step 5: Solve for x
    x = 2,231,707,378,121.28/2,194,186.59
  6. Step 6: Final answer
    x = 1,017,100.09

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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.