Home / 4,215,645.59-6,324,071.60-1,297,985.31

Finding the Fourth Proportional to 4,215,645.59, 6,324,071.60 and 1,297,985.31

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Solution

The fourth proportional to 4,215,645.59, 6,324,071.60 and 1,297,985.31 is: 1,947,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,645.59 : 6,324,071.60 = 1,297,985.31 : x
  2. Step 2: Convert to fraction form
    4,215,645.59/6,324,071.60 = 1,297,985.31/x
  3. Step 3: Cross multiply
    4,215,645.59x = 6,324,071.60 × 1,297,985.31
  4. Step 4: Simplify right side
    4,215,645.59x = 8,208,552,036,188.20
  5. Step 5: Solve for x
    x = 8,208,552,036,188.20/4,215,645.59
  6. Step 6: Final answer
    x = 1,947,163.69

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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.