Home / 2,200,317.21-3,295,358.10-2,139,776.19

Finding the Fourth Proportional to 2,200,317.21, 3,295,358.10 and 2,139,776.19

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Solution

The fourth proportional to 2,200,317.21, 3,295,358.10 and 2,139,776.19 is: 3,204,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,317.21 : 3,295,358.10 = 2,139,776.19 : x
  2. Step 2: Convert to fraction form
    2,200,317.21/3,295,358.10 = 2,139,776.19/x
  3. Step 3: Cross multiply
    2,200,317.21x = 3,295,358.10 × 2,139,776.19
  4. Step 4: Simplify right side
    2,200,317.21x = 7,051,328,799,903.64
  5. Step 5: Solve for x
    x = 7,051,328,799,903.64/2,200,317.21
  6. Step 6: Final answer
    x = 3,204,687.38

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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.