Home / 3,136,613.80-4,702,180.44-1,216,201.92

Finding the Fourth Proportional to 3,136,613.80, 4,702,180.44 and 1,216,201.92

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Solution

The fourth proportional to 3,136,613.80, 4,702,180.44 and 1,216,201.92 is: 1,823,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,613.80 : 4,702,180.44 = 1,216,201.92 : x
  2. Step 2: Convert to fraction form
    3,136,613.80/4,702,180.44 = 1,216,201.92/x
  3. Step 3: Cross multiply
    3,136,613.80x = 4,702,180.44 × 1,216,201.92
  4. Step 4: Simplify right side
    3,136,613.80x = 5,718,800,879,314.45
  5. Step 5: Solve for x
    x = 5,718,800,879,314.45/3,136,613.80
  6. Step 6: Final answer
    x = 1,823,240.36

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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.