Home / 4,179,991.23-6,269,931.03-1,147,357.61

Finding the Fourth Proportional to 4,179,991.23, 6,269,931.03 and 1,147,357.61

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Solution

The fourth proportional to 4,179,991.23, 6,269,931.03 and 1,147,357.61 is: 1,721,021.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,991.23 : 6,269,931.03 = 1,147,357.61 : x
  2. Step 2: Convert to fraction form
    4,179,991.23/6,269,931.03 = 1,147,357.61/x
  3. Step 3: Cross multiply
    4,179,991.23x = 6,269,931.03 × 1,147,357.61
  4. Step 4: Simplify right side
    4,179,991.23x = 7,193,853,074,683.87
  5. Step 5: Solve for x
    x = 7,193,853,074,683.87/4,179,991.23
  6. Step 6: Final answer
    x = 1,721,021.09

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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.