Home / 2,288,136.72-3,157,629.16-1,269,539.04

Finding the Fourth Proportional to 2,288,136.72, 3,157,629.16 and 1,269,539.04

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Solution

The fourth proportional to 2,288,136.72, 3,157,629.16 and 1,269,539.04 is: 1,751,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,136.72 : 3,157,629.16 = 1,269,539.04 : x
  2. Step 2: Convert to fraction form
    2,288,136.72/3,157,629.16 = 1,269,539.04/x
  3. Step 3: Cross multiply
    2,288,136.72x = 3,157,629.16 × 1,269,539.04
  4. Step 4: Simplify right side
    2,288,136.72x = 4,008,733,492,462.41
  5. Step 5: Solve for x
    x = 4,008,733,492,462.41/2,288,136.72
  6. Step 6: Final answer
    x = 1,751,964.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.