Home / 1,686,033.43-2,529,880.52-787,344.56

Finding the Fourth Proportional to 1,686,033.43, 2,529,880.52 and 787,344.56

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Solution

The fourth proportional to 1,686,033.43, 2,529,880.52 and 787,344.56 is: 1,181,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,033.43 : 2,529,880.52 = 787,344.56 : x
  2. Step 2: Convert to fraction form
    1,686,033.43/2,529,880.52 = 787,344.56/x
  3. Step 3: Cross multiply
    1,686,033.43x = 2,529,880.52 × 787,344.56
  4. Step 4: Simplify right side
    1,686,033.43x = 1,991,887,654,190.93
  5. Step 5: Solve for x
    x = 1,991,887,654,190.93/1,686,033.43
  6. Step 6: Final answer
    x = 1,181,404.60

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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.