Home / 2,119,196.32-3,177,082.80-698,365.60

Finding the Fourth Proportional to 2,119,196.32, 3,177,082.80 and 698,365.60

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Solution

The fourth proportional to 2,119,196.32, 3,177,082.80 and 698,365.60 is: 1,046,984.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,196.32 : 3,177,082.80 = 698,365.60 : x
  2. Step 2: Convert to fraction form
    2,119,196.32/3,177,082.80 = 698,365.60/x
  3. Step 3: Cross multiply
    2,119,196.32x = 3,177,082.80 × 698,365.60
  4. Step 4: Simplify right side
    2,119,196.32x = 2,218,765,335,871.68
  5. Step 5: Solve for x
    x = 2,218,765,335,871.68/2,119,196.32
  6. Step 6: Final answer
    x = 1,046,984.33

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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.