Home / 2,122,057.80-2,928,350.16-1,155,168

Finding the Fourth Proportional to 2,122,057.80, 2,928,350.16 and 1,155,168

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Solution

The fourth proportional to 2,122,057.80, 2,928,350.16 and 1,155,168 is: 1,594,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,057.80 : 2,928,350.16 = 1,155,168 : x
  2. Step 2: Convert to fraction form
    2,122,057.80/2,928,350.16 = 1,155,168/x
  3. Step 3: Cross multiply
    2,122,057.80x = 2,928,350.16 × 1,155,168
  4. Step 4: Simplify right side
    2,122,057.80x = 3,382,736,397,626.88
  5. Step 5: Solve for x
    x = 3,382,736,397,626.88/2,122,057.80
  6. Step 6: Final answer
    x = 1,594,083.06

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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.