Home / 2,110,511.79-3,165,744.75-513,076.57

Finding the Fourth Proportional to 2,110,511.79, 3,165,744.75 and 513,076.57

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Solution

The fourth proportional to 2,110,511.79, 3,165,744.75 and 513,076.57 is: 769,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,511.79 : 3,165,744.75 = 513,076.57 : x
  2. Step 2: Convert to fraction form
    2,110,511.79/3,165,744.75 = 513,076.57/x
  3. Step 3: Cross multiply
    2,110,511.79x = 3,165,744.75 × 513,076.57
  4. Step 4: Simplify right side
    2,110,511.79x = 1,624,269,457,825.51
  5. Step 5: Solve for x
    x = 1,624,269,457,825.51/2,110,511.79
  6. Step 6: Final answer
    x = 769,609.28

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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.