Home / 2,728,396.56-4,092,968.34-930,797.40

Finding the Fourth Proportional to 2,728,396.56, 4,092,968.34 and 930,797.40

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Solution

The fourth proportional to 2,728,396.56, 4,092,968.34 and 930,797.40 is: 1,396,323.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,396.56 : 4,092,968.34 = 930,797.40 : x
  2. Step 2: Convert to fraction form
    2,728,396.56/4,092,968.34 = 930,797.40/x
  3. Step 3: Cross multiply
    2,728,396.56x = 4,092,968.34 × 930,797.40
  4. Step 4: Simplify right side
    2,728,396.56x = 3,809,724,289,154.32
  5. Step 5: Solve for x
    x = 3,809,724,289,154.32/2,728,396.56
  6. Step 6: Final answer
    x = 1,396,323.52

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1.5x scale

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.