Home / 3,768,127.92-5,199,905.52-2,136,684.24

Finding the Fourth Proportional to 3,768,127.92, 5,199,905.52 and 2,136,684.24

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Solution

The fourth proportional to 3,768,127.92, 5,199,905.52 and 2,136,684.24 is: 2,948,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,127.92 : 5,199,905.52 = 2,136,684.24 : x
  2. Step 2: Convert to fraction form
    3,768,127.92/5,199,905.52 = 2,136,684.24/x
  3. Step 3: Cross multiply
    3,768,127.92x = 5,199,905.52 × 2,136,684.24
  4. Step 4: Simplify right side
    3,768,127.92x = 11,110,556,174,073.01
  5. Step 5: Solve for x
    x = 11,110,556,174,073.01/3,768,127.92
  6. Step 6: Final answer
    x = 2,948,561.30

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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.