Home / 1,769,732.82-2,442,231.81-1,005,766.74

Finding the Fourth Proportional to 1,769,732.82, 2,442,231.81 and 1,005,766.74

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Solution

The fourth proportional to 1,769,732.82, 2,442,231.81 and 1,005,766.74 is: 1,387,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,732.82 : 2,442,231.81 = 1,005,766.74 : x
  2. Step 2: Convert to fraction form
    1,769,732.82/2,442,231.81 = 1,005,766.74/x
  3. Step 3: Cross multiply
    1,769,732.82x = 2,442,231.81 × 1,005,766.74
  4. Step 4: Simplify right side
    1,769,732.82x = 2,456,315,525,868.00
  5. Step 5: Solve for x
    x = 2,456,315,525,868.00/1,769,732.82
  6. Step 6: Final answer
    x = 1,387,958.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.