Home / 4,215,645.37-6,324,071.27-1,297,985.10

Finding the Fourth Proportional to 4,215,645.37, 6,324,071.27 and 1,297,985.10

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Solution

The fourth proportional to 4,215,645.37, 6,324,071.27 and 1,297,985.10 is: 1,947,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,645.37 : 6,324,071.27 = 1,297,985.10 : x
  2. Step 2: Convert to fraction form
    4,215,645.37/6,324,071.27 = 1,297,985.10/x
  3. Step 3: Cross multiply
    4,215,645.37x = 6,324,071.27 × 1,297,985.10
  4. Step 4: Simplify right side
    4,215,645.37x = 8,208,550,279,798.08
  5. Step 5: Solve for x
    x = 8,208,550,279,798.08/4,215,645.37
  6. Step 6: Final answer
    x = 1,947,163.38

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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.