Home / 4,005,249.92-6,009,216.24-1,309,699.52

Finding the Fourth Proportional to 4,005,249.92, 6,009,216.24 and 1,309,699.52

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Solution

The fourth proportional to 4,005,249.92, 6,009,216.24 and 1,309,699.52 is: 1,964,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005,249.92 : 6,009,216.24 = 1,309,699.52 : x
  2. Step 2: Convert to fraction form
    4,005,249.92/6,009,216.24 = 1,309,699.52/x
  3. Step 3: Cross multiply
    4,005,249.92x = 6,009,216.24 × 1,309,699.52
  4. Step 4: Simplify right side
    4,005,249.92x = 7,870,267,625,104.21
  5. Step 5: Solve for x
    x = 7,870,267,625,104.21/4,005,249.92
  6. Step 6: Final answer
    x = 1,964,987.90

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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.