Home / 1,971,378.02-2,719,833.45-1,608,174.02

Finding the Fourth Proportional to 1,971,378.02, 2,719,833.45 and 1,608,174.02

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Solution

The fourth proportional to 1,971,378.02, 2,719,833.45 and 1,608,174.02 is: 2,218,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,378.02 : 2,719,833.45 = 1,608,174.02 : x
  2. Step 2: Convert to fraction form
    1,971,378.02/2,719,833.45 = 1,608,174.02/x
  3. Step 3: Cross multiply
    1,971,378.02x = 2,719,833.45 × 1,608,174.02
  4. Step 4: Simplify right side
    1,971,378.02x = 4,373,965,493,016.97
  5. Step 5: Solve for x
    x = 4,373,965,493,016.97/1,971,378.02
  6. Step 6: Final answer
    x = 2,218,735.04

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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.