Home / 1,109,991.06-1,663,584.75-925,233.30

Finding the Fourth Proportional to 1,109,991.06, 1,663,584.75 and 925,233.30

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Solution

The fourth proportional to 1,109,991.06, 1,663,584.75 and 925,233.30 is: 1,386,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,991.06 : 1,663,584.75 = 925,233.30 : x
  2. Step 2: Convert to fraction form
    1,109,991.06/1,663,584.75 = 925,233.30/x
  3. Step 3: Cross multiply
    1,109,991.06x = 1,663,584.75 × 925,233.30
  4. Step 4: Simplify right side
    1,109,991.06x = 1,539,204,008,072.18
  5. Step 5: Solve for x
    x = 1,539,204,008,072.18/1,109,991.06
  6. Step 6: Final answer
    x = 1,386,681.45

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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.