Home / 1,906,486.48-2,859,727.30-486,542.59

Finding the Fourth Proportional to 1,906,486.48, 2,859,727.30 and 486,542.59

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Solution

The fourth proportional to 1,906,486.48, 2,859,727.30 and 486,542.59 is: 729,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,486.48 : 2,859,727.30 = 486,542.59 : x
  2. Step 2: Convert to fraction form
    1,906,486.48/2,859,727.30 = 486,542.59/x
  3. Step 3: Cross multiply
    1,906,486.48x = 2,859,727.30 × 486,542.59
  4. Step 4: Simplify right side
    1,906,486.48x = 1,391,379,127,235.71
  5. Step 5: Solve for x
    x = 1,391,379,127,235.71/1,906,486.48
  6. Step 6: Final answer
    x = 729,813.27

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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.