Home / 1,663,169.06-2,494,731.72-400,986.56

Finding the Fourth Proportional to 1,663,169.06, 2,494,731.72 and 400,986.56

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Solution

The fourth proportional to 1,663,169.06, 2,494,731.72 and 400,986.56 is: 601,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,169.06 : 2,494,731.72 = 400,986.56 : x
  2. Step 2: Convert to fraction form
    1,663,169.06/2,494,731.72 = 400,986.56/x
  3. Step 3: Cross multiply
    1,663,169.06x = 2,494,731.72 × 400,986.56
  4. Step 4: Simplify right side
    1,663,169.06x = 1,000,353,890,525.68
  5. Step 5: Solve for x
    x = 1,000,353,890,525.68/1,663,169.06
  6. Step 6: Final answer
    x = 601,474.57

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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.