Home / 2,752,781.60-4,129,172.40-1,796,187.80

Finding the Fourth Proportional to 2,752,781.60, 4,129,172.40 and 1,796,187.80

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Solution

The fourth proportional to 2,752,781.60, 4,129,172.40 and 1,796,187.80 is: 2,694,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,781.60 : 4,129,172.40 = 1,796,187.80 : x
  2. Step 2: Convert to fraction form
    2,752,781.60/4,129,172.40 = 1,796,187.80/x
  3. Step 3: Cross multiply
    2,752,781.60x = 4,129,172.40 × 1,796,187.80
  4. Step 4: Simplify right side
    2,752,781.60x = 7,416,769,088,976.72
  5. Step 5: Solve for x
    x = 7,416,769,088,976.72/2,752,781.60
  6. Step 6: Final answer
    x = 2,694,281.70

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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.