Home / 1,096,739.01-1,645,917.03-520,364.73

Finding the Fourth Proportional to 1,096,739.01, 1,645,917.03 and 520,364.73

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Solution

The fourth proportional to 1,096,739.01, 1,645,917.03 and 520,364.73 is: 780,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,739.01 : 1,645,917.03 = 520,364.73 : x
  2. Step 2: Convert to fraction form
    1,096,739.01/1,645,917.03 = 520,364.73/x
  3. Step 3: Cross multiply
    1,096,739.01x = 1,645,917.03 × 520,364.73
  4. Step 4: Simplify right side
    1,096,739.01x = 856,477,170,918.35
  5. Step 5: Solve for x
    x = 856,477,170,918.35/1,096,739.01
  6. Step 6: Final answer
    x = 780,930.71

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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.