Home / 3,138,029.80-4,707,846.60-1,008,134.80

Finding the Fourth Proportional to 3,138,029.80, 4,707,846.60 and 1,008,134.80

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Solution

The fourth proportional to 3,138,029.80, 4,707,846.60 and 1,008,134.80 is: 1,512,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,029.80 : 4,707,846.60 = 1,008,134.80 : x
  2. Step 2: Convert to fraction form
    3,138,029.80/4,707,846.60 = 1,008,134.80/x
  3. Step 3: Cross multiply
    3,138,029.80x = 4,707,846.60 × 1,008,134.80
  4. Step 4: Simplify right side
    3,138,029.80x = 4,746,143,990,521.68
  5. Step 5: Solve for x
    x = 4,746,143,990,521.68/3,138,029.80
  6. Step 6: Final answer
    x = 1,512,459.82

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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.