Home / 2,086,814.50-3,129,310.23-738,529.18

Finding the Fourth Proportional to 2,086,814.50, 3,129,310.23 and 738,529.18

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Solution

The fourth proportional to 2,086,814.50, 3,129,310.23 and 738,529.18 is: 1,107,471.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,814.50 : 3,129,310.23 = 738,529.18 : x
  2. Step 2: Convert to fraction form
    2,086,814.50/3,129,310.23 = 738,529.18/x
  3. Step 3: Cross multiply
    2,086,814.50x = 3,129,310.23 × 738,529.18
  4. Step 4: Simplify right side
    2,086,814.50x = 2,311,086,918,127.51
  5. Step 5: Solve for x
    x = 2,311,086,918,127.51/2,086,814.50
  6. Step 6: Final answer
    x = 1,107,471.18

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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.