Home / 1,048,173.30-1,568,631.15-627,750.90

Finding the Fourth Proportional to 1,048,173.30, 1,568,631.15 and 627,750.90

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Solution

The fourth proportional to 1,048,173.30, 1,568,631.15 and 627,750.90 is: 939,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,173.30 : 1,568,631.15 = 627,750.90 : x
  2. Step 2: Convert to fraction form
    1,048,173.30/1,568,631.15 = 627,750.90/x
  3. Step 3: Cross multiply
    1,048,173.30x = 1,568,631.15 × 627,750.90
  4. Step 4: Simplify right side
    1,048,173.30x = 984,709,616,180.54
  5. Step 5: Solve for x
    x = 984,709,616,180.54/1,048,173.30
  6. Step 6: Final answer
    x = 939,453.06

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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.