Home / 3,629,354.40-5,008,986-2,081,221.92

Finding the Fourth Proportional to 3,629,354.40, 5,008,986 and 2,081,221.92

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Solution

The fourth proportional to 3,629,354.40, 5,008,986 and 2,081,221.92 is: 2,872,359.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,354.40 : 5,008,986 = 2,081,221.92 : x
  2. Step 2: Convert to fraction form
    3,629,354.40/5,008,986 = 2,081,221.92/x
  3. Step 3: Cross multiply
    3,629,354.40x = 5,008,986 × 2,081,221.92
  4. Step 4: Simplify right side
    3,629,354.40x = 10,424,811,460,173.12
  5. Step 5: Solve for x
    x = 10,424,811,460,173.12/3,629,354.40
  6. Step 6: Final answer
    x = 2,872,359.74

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1.5x scale

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.