Home / 3,768,131.92-5,199,911.04-2,136,688.24

Finding the Fourth Proportional to 3,768,131.92, 5,199,911.04 and 2,136,688.24

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Solution

The fourth proportional to 3,768,131.92, 5,199,911.04 and 2,136,688.24 is: 2,948,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,131.92 : 5,199,911.04 = 2,136,688.24 : x
  2. Step 2: Convert to fraction form
    3,768,131.92/5,199,911.04 = 2,136,688.24/x
  3. Step 3: Cross multiply
    3,768,131.92x = 5,199,911.04 × 2,136,688.24
  4. Step 4: Simplify right side
    3,768,131.92x = 11,110,588,768,214.17
  5. Step 5: Solve for x
    x = 11,110,588,768,214.17/3,768,131.92
  6. Step 6: Final answer
    x = 2,948,566.82

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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.