Home / 1,994,924.82-2,991,020.25-715,504.92

Finding the Fourth Proportional to 1,994,924.82, 2,991,020.25 and 715,504.92

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Solution

The fourth proportional to 1,994,924.82, 2,991,020.25 and 715,504.92 is: 1,072,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,924.82 : 2,991,020.25 = 715,504.92 : x
  2. Step 2: Convert to fraction form
    1,994,924.82/2,991,020.25 = 715,504.92/x
  3. Step 3: Cross multiply
    1,994,924.82x = 2,991,020.25 × 715,504.92
  4. Step 4: Simplify right side
    1,994,924.82x = 2,140,089,704,694.63
  5. Step 5: Solve for x
    x = 2,140,089,704,694.63/1,994,924.82
  6. Step 6: Final answer
    x = 1,072,767.10

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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.