Home / 2,073,187.86-3,109,939.20-706,536.80

Finding the Fourth Proportional to 2,073,187.86, 3,109,939.20 and 706,536.80

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Solution

The fourth proportional to 2,073,187.86, 3,109,939.20 and 706,536.80 is: 1,059,858.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,187.86 : 3,109,939.20 = 706,536.80 : x
  2. Step 2: Convert to fraction form
    2,073,187.86/3,109,939.20 = 706,536.80/x
  3. Step 3: Cross multiply
    2,073,187.86x = 3,109,939.20 × 706,536.80
  4. Step 4: Simplify right side
    2,073,187.86x = 2,197,286,490,562.56
  5. Step 5: Solve for x
    x = 2,197,286,490,562.56/2,073,187.86
  6. Step 6: Final answer
    x = 1,059,858.84

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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.