Home / 3,991,416-5,510,546.78-2,617,157.04

Finding the Fourth Proportional to 3,991,416, 5,510,546.78 and 2,617,157.04

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Solution

The fourth proportional to 3,991,416, 5,510,546.78 and 2,617,157.04 is: 3,613,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,416 : 5,510,546.78 = 2,617,157.04 : x
  2. Step 2: Convert to fraction form
    3,991,416/5,510,546.78 = 2,617,157.04/x
  3. Step 3: Cross multiply
    3,991,416x = 5,510,546.78 × 2,617,157.04
  4. Step 4: Simplify right side
    3,991,416x = 14,421,966,299,526.33
  5. Step 5: Solve for x
    x = 14,421,966,299,526.33/3,991,416
  6. Step 6: Final answer
    x = 3,613,245.60

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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.