Home / 1,048,166.80-1,568,621.40-627,744.40

Finding the Fourth Proportional to 1,048,166.80, 1,568,621.40 and 627,744.40

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Solution

The fourth proportional to 1,048,166.80, 1,568,621.40 and 627,744.40 is: 939,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,166.80 : 1,568,621.40 = 627,744.40 : x
  2. Step 2: Convert to fraction form
    1,048,166.80/1,568,621.40 = 627,744.40/x
  3. Step 3: Cross multiply
    1,048,166.80x = 1,568,621.40 × 627,744.40
  4. Step 4: Simplify right side
    1,048,166.80x = 984,693,299,570.16
  5. Step 5: Solve for x
    x = 984,693,299,570.16/1,048,166.80
  6. Step 6: Final answer
    x = 939,443.32

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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.