Home / 3,418,653.76-5,126,485.92-1,622,050.72

Finding the Fourth Proportional to 3,418,653.76, 5,126,485.92 and 1,622,050.72

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Solution

The fourth proportional to 3,418,653.76, 5,126,485.92 and 1,622,050.72 is: 2,432,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,653.76 : 5,126,485.92 = 1,622,050.72 : x
  2. Step 2: Convert to fraction form
    3,418,653.76/5,126,485.92 = 1,622,050.72/x
  3. Step 3: Cross multiply
    3,418,653.76x = 5,126,485.92 × 1,622,050.72
  4. Step 4: Simplify right side
    3,418,653.76x = 8,315,420,177,605.86
  5. Step 5: Solve for x
    x = 8,315,420,177,605.86/3,418,653.76
  6. Step 6: Final answer
    x = 2,432,366.88

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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.