Home / 2,279,406.40-3,419,109.60-2,174,430.40

Finding the Fourth Proportional to 2,279,406.40, 3,419,109.60 and 2,174,430.40

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Solution

The fourth proportional to 2,279,406.40, 3,419,109.60 and 2,174,430.40 is: 3,261,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,406.40 : 3,419,109.60 = 2,174,430.40 : x
  2. Step 2: Convert to fraction form
    2,279,406.40/3,419,109.60 = 2,174,430.40/x
  3. Step 3: Cross multiply
    2,279,406.40x = 3,419,109.60 × 2,174,430.40
  4. Step 4: Simplify right side
    2,279,406.40x = 7,434,615,855,171.84
  5. Step 5: Solve for x
    x = 7,434,615,855,171.84/2,279,406.40
  6. Step 6: Final answer
    x = 3,261,645.60

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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.