Home / 2,110,308.12-3,165,416.82-512,880.12

Finding the Fourth Proportional to 2,110,308.12, 3,165,416.82 and 512,880.12

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Solution

The fourth proportional to 2,110,308.12, 3,165,416.82 and 512,880.12 is: 769,309.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,308.12 : 3,165,416.82 = 512,880.12 : x
  2. Step 2: Convert to fraction form
    2,110,308.12/3,165,416.82 = 512,880.12/x
  3. Step 3: Cross multiply
    2,110,308.12x = 3,165,416.82 × 512,880.12
  4. Step 4: Simplify right side
    2,110,308.12x = 1,623,479,358,491.62
  5. Step 5: Solve for x
    x = 1,623,479,358,491.62/2,110,308.12
  6. Step 6: Final answer
    x = 769,309.16

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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.