Home / 3,378,617.33-4,662,567.16-1,928,283.57

Finding the Fourth Proportional to 3,378,617.33, 4,662,567.16 and 1,928,283.57

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Solution

The fourth proportional to 3,378,617.33, 4,662,567.16 and 1,928,283.57 is: 2,661,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,617.33 : 4,662,567.16 = 1,928,283.57 : x
  2. Step 2: Convert to fraction form
    3,378,617.33/4,662,567.16 = 1,928,283.57/x
  3. Step 3: Cross multiply
    3,378,617.33x = 4,662,567.16 × 1,928,283.57
  4. Step 4: Simplify right side
    3,378,617.33x = 8,990,751,643,828.85
  5. Step 5: Solve for x
    x = 8,990,751,643,828.85/3,378,617.33
  6. Step 6: Final answer
    x = 2,661,074.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.