Home / 3,954,389.82-5,457,239.91-2,235,582.78

Finding the Fourth Proportional to 3,954,389.82, 5,457,239.91 and 2,235,582.78

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Solution

The fourth proportional to 3,954,389.82, 5,457,239.91 and 2,235,582.78 is: 3,085,207.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,389.82 : 5,457,239.91 = 2,235,582.78 : x
  2. Step 2: Convert to fraction form
    3,954,389.82/5,457,239.91 = 2,235,582.78/x
  3. Step 3: Cross multiply
    3,954,389.82x = 5,457,239.91 × 2,235,582.78
  4. Step 4: Simplify right side
    3,954,389.82x = 12,200,111,569,124.75
  5. Step 5: Solve for x
    x = 12,200,111,569,124.75/3,954,389.82
  6. Step 6: Final answer
    x = 3,085,207.11

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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.