Home / 3,234,480.80-4,855,657.80-1,636,221.20

Finding the Fourth Proportional to 3,234,480.80, 4,855,657.80 and 1,636,221.20

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Solution

The fourth proportional to 3,234,480.80, 4,855,657.80 and 1,636,221.20 is: 2,456,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234,480.80 : 4,855,657.80 = 1,636,221.20 : x
  2. Step 2: Convert to fraction form
    3,234,480.80/4,855,657.80 = 1,636,221.20/x
  3. Step 3: Cross multiply
    3,234,480.80x = 4,855,657.80 × 1,636,221.20
  4. Step 4: Simplify right side
    3,234,480.80x = 7,944,930,232,305.36
  5. Step 5: Solve for x
    x = 7,944,930,232,305.36/3,234,480.80
  6. Step 6: Final answer
    x = 2,456,323.20

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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.