Home / 3,489,782.48-4,813,932.80-2,039,169.68

Finding the Fourth Proportional to 3,489,782.48, 4,813,932.80 and 2,039,169.68

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Solution

The fourth proportional to 3,489,782.48, 4,813,932.80 and 2,039,169.68 is: 2,812,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,782.48 : 4,813,932.80 = 2,039,169.68 : x
  2. Step 2: Convert to fraction form
    3,489,782.48/4,813,932.80 = 2,039,169.68/x
  3. Step 3: Cross multiply
    3,489,782.48x = 4,813,932.80 × 2,039,169.68
  4. Step 4: Simplify right side
    3,489,782.48x = 9,816,425,807,317.50
  5. Step 5: Solve for x
    x = 9,816,425,807,317.50/3,489,782.48
  6. Step 6: Final answer
    x = 2,812,904.78

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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.