Home / 3,617,215.86-5,418,729.77-2,097,706.50

Finding the Fourth Proportional to 3,617,215.86, 5,418,729.77 and 2,097,706.50

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Solution

The fourth proportional to 3,617,215.86, 5,418,729.77 and 2,097,706.50 is: 3,142,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,215.86 : 5,418,729.77 = 2,097,706.50 : x
  2. Step 2: Convert to fraction form
    3,617,215.86/5,418,729.77 = 2,097,706.50/x
  3. Step 3: Cross multiply
    3,617,215.86x = 5,418,729.77 × 2,097,706.50
  4. Step 4: Simplify right side
    3,617,215.86x = 11,366,904,649,783.97
  5. Step 5: Solve for x
    x = 11,366,904,649,783.97/3,617,215.86
  6. Step 6: Final answer
    x = 3,142,445.76

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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.