Home / 2,194,858.40-3,292,287.60-1,956,912.80

Finding the Fourth Proportional to 2,194,858.40, 3,292,287.60 and 1,956,912.80

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Solution

The fourth proportional to 2,194,858.40, 3,292,287.60 and 1,956,912.80 is: 2,935,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,858.40 : 3,292,287.60 = 1,956,912.80 : x
  2. Step 2: Convert to fraction form
    2,194,858.40/3,292,287.60 = 1,956,912.80/x
  3. Step 3: Cross multiply
    2,194,858.40x = 3,292,287.60 × 1,956,912.80
  4. Step 4: Simplify right side
    2,194,858.40x = 6,442,719,745,721.28
  5. Step 5: Solve for x
    x = 6,442,719,745,721.28/2,194,858.40
  6. Step 6: Final answer
    x = 2,935,369.20

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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.