Home / 1,110,610.65-1,665,915.96-269,162.40

Finding the Fourth Proportional to 1,110,610.65, 1,665,915.96 and 269,162.40

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Solution

The fourth proportional to 1,110,610.65, 1,665,915.96 and 269,162.40 is: 403,743.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,610.65 : 1,665,915.96 = 269,162.40 : x
  2. Step 2: Convert to fraction form
    1,110,610.65/1,665,915.96 = 269,162.40/x
  3. Step 3: Cross multiply
    1,110,610.65x = 1,665,915.96 × 269,162.40
  4. Step 4: Simplify right side
    1,110,610.65x = 448,401,937,991.90
  5. Step 5: Solve for x
    x = 448,401,937,991.90/1,110,610.65
  6. Step 6: Final answer
    x = 403,743.60

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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.