Home / 987,796.26-1,483,719.39-651,322.26

Finding the Fourth Proportional to 987,796.26, 1,483,719.39 and 651,322.26

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Solution

The fourth proportional to 987,796.26, 1,483,719.39 and 651,322.26 is: 978,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,796.26 : 1,483,719.39 = 651,322.26 : x
  2. Step 2: Convert to fraction form
    987,796.26/1,483,719.39 = 651,322.26/x
  3. Step 3: Cross multiply
    987,796.26x = 1,483,719.39 × 651,322.26
  4. Step 4: Simplify right side
    987,796.26x = 966,379,466,300.62
  5. Step 5: Solve for x
    x = 966,379,466,300.62/987,796.26
  6. Step 6: Final answer
    x = 978,318.61

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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.