Home / 2,086,032.45-3,129,137.51-738,206.22

Finding the Fourth Proportional to 2,086,032.45, 3,129,137.51 and 738,206.22

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Solution

The fourth proportional to 2,086,032.45, 3,129,137.51 and 738,206.22 is: 1,107,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,032.45 : 3,129,137.51 = 738,206.22 : x
  2. Step 2: Convert to fraction form
    2,086,032.45/3,129,137.51 = 738,206.22/x
  3. Step 3: Cross multiply
    2,086,032.45x = 3,129,137.51 × 738,206.22
  4. Step 4: Simplify right side
    2,086,032.45x = 2,309,948,769,426.28
  5. Step 5: Solve for x
    x = 2,309,948,769,426.28/2,086,032.45
  6. Step 6: Final answer
    x = 1,107,340.77

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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.