Home / 1,110,628.90-1,665,943.35-269,180.65

Finding the Fourth Proportional to 1,110,628.90, 1,665,943.35 and 269,180.65

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Solution

The fourth proportional to 1,110,628.90, 1,665,943.35 and 269,180.65 is: 403,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,628.90 : 1,665,943.35 = 269,180.65 : x
  2. Step 2: Convert to fraction form
    1,110,628.90/1,665,943.35 = 269,180.65/x
  3. Step 3: Cross multiply
    1,110,628.90x = 1,665,943.35 × 269,180.65
  4. Step 4: Simplify right side
    1,110,628.90x = 448,439,709,651.32
  5. Step 5: Solve for x
    x = 448,439,709,651.32/1,110,628.90
  6. Step 6: Final answer
    x = 403,770.97

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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.