Home / 2,668,619.20-3,682,666.88-1,444,903.68

Finding the Fourth Proportional to 2,668,619.20, 3,682,666.88 and 1,444,903.68

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Solution

The fourth proportional to 2,668,619.20, 3,682,666.88 and 1,444,903.68 is: 1,993,952.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,619.20 : 3,682,666.88 = 1,444,903.68 : x
  2. Step 2: Convert to fraction form
    2,668,619.20/3,682,666.88 = 1,444,903.68/x
  3. Step 3: Cross multiply
    2,668,619.20x = 3,682,666.88 × 1,444,903.68
  4. Step 4: Simplify right side
    2,668,619.20x = 5,321,098,927,126.12
  5. Step 5: Solve for x
    x = 5,321,098,927,126.12/2,668,619.20
  6. Step 6: Final answer
    x = 1,993,952.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.