Home / 2,981,208.16-4,471,813.75-959,451.80

Finding the Fourth Proportional to 2,981,208.16, 4,471,813.75 and 959,451.80

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Solution

The fourth proportional to 2,981,208.16, 4,471,813.75 and 959,451.80 is: 1,439,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,208.16 : 4,471,813.75 = 959,451.80 : x
  2. Step 2: Convert to fraction form
    2,981,208.16/4,471,813.75 = 959,451.80/x
  3. Step 3: Cross multiply
    2,981,208.16x = 4,471,813.75 × 959,451.80
  4. Step 4: Simplify right side
    2,981,208.16x = 4,290,489,751,702.25
  5. Step 5: Solve for x
    x = 4,290,489,751,702.25/2,981,208.16
  6. Step 6: Final answer
    x = 1,439,178.19

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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.