Home / 2,290,334.40-3,428,503.20-1,786,449.60

Finding the Fourth Proportional to 2,290,334.40, 3,428,503.20 and 1,786,449.60

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Solution

The fourth proportional to 2,290,334.40, 3,428,503.20 and 1,786,449.60 is: 2,674,215.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,334.40 : 3,428,503.20 = 1,786,449.60 : x
  2. Step 2: Convert to fraction form
    2,290,334.40/3,428,503.20 = 1,786,449.60/x
  3. Step 3: Cross multiply
    2,290,334.40x = 3,428,503.20 × 1,786,449.60
  4. Step 4: Simplify right side
    2,290,334.40x = 6,124,848,170,238.72
  5. Step 5: Solve for x
    x = 6,124,848,170,238.72/2,290,334.40
  6. Step 6: Final answer
    x = 2,674,215.68

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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.