Home / 1,048,228.80-1,568,714.40-627,806.40

Finding the Fourth Proportional to 1,048,228.80, 1,568,714.40 and 627,806.40

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Solution

The fourth proportional to 1,048,228.80, 1,568,714.40 and 627,806.40 is: 939,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,228.80 : 1,568,714.40 = 627,806.40 : x
  2. Step 2: Convert to fraction form
    1,048,228.80/1,568,714.40 = 627,806.40/x
  3. Step 3: Cross multiply
    1,048,228.80x = 1,568,714.40 × 627,806.40
  4. Step 4: Simplify right side
    1,048,228.80x = 984,848,940,092.16
  5. Step 5: Solve for x
    x = 984,848,940,092.16/1,048,228.80
  6. Step 6: Final answer
    x = 939,536.23

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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.