Home / 3,021,191.27-4,531,786.89-2,889,991.76

Finding the Fourth Proportional to 3,021,191.27, 4,531,786.89 and 2,889,991.76

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Solution

The fourth proportional to 3,021,191.27, 4,531,786.89 and 2,889,991.76 is: 4,334,987.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,191.27 : 4,531,786.89 = 2,889,991.76 : x
  2. Step 2: Convert to fraction form
    3,021,191.27/4,531,786.89 = 2,889,991.76/x
  3. Step 3: Cross multiply
    3,021,191.27x = 4,531,786.89 × 2,889,991.76
  4. Step 4: Simplify right side
    3,021,191.27x = 13,096,826,781,505.49
  5. Step 5: Solve for x
    x = 13,096,826,781,505.49/3,021,191.27
  6. Step 6: Final answer
    x = 4,334,987.64

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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.