Home / 2,086,033.45-3,129,139.01-738,207.22

Finding the Fourth Proportional to 2,086,033.45, 3,129,139.01 and 738,207.22

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Solution

The fourth proportional to 2,086,033.45, 3,129,139.01 and 738,207.22 is: 1,107,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,033.45 : 3,129,139.01 = 738,207.22 : x
  2. Step 2: Convert to fraction form
    2,086,033.45/3,129,139.01 = 738,207.22/x
  3. Step 3: Cross multiply
    2,086,033.45x = 3,129,139.01 × 738,207.22
  4. Step 4: Simplify right side
    2,086,033.45x = 2,309,953,009,565.65
  5. Step 5: Solve for x
    x = 2,309,953,009,565.65/2,086,033.45
  6. Step 6: Final answer
    x = 1,107,342.27

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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.