Home / 1,384,881.26-2,077,591.20-531,890.50

Finding the Fourth Proportional to 1,384,881.26, 2,077,591.20 and 531,890.50

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Solution

The fourth proportional to 1,384,881.26, 2,077,591.20 and 531,890.50 is: 797,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,881.26 : 2,077,591.20 = 531,890.50 : x
  2. Step 2: Convert to fraction form
    1,384,881.26/2,077,591.20 = 531,890.50/x
  3. Step 3: Cross multiply
    1,384,881.26x = 2,077,591.20 × 531,890.50
  4. Step 4: Simplify right side
    1,384,881.26x = 1,105,051,022,163.60
  5. Step 5: Solve for x
    x = 1,105,051,022,163.60/1,384,881.26
  6. Step 6: Final answer
    x = 797,939.18

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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.