Home / 1,110,620.74-1,665,931.13-269,172.49

Finding the Fourth Proportional to 1,110,620.74, 1,665,931.13 and 269,172.49

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Solution

The fourth proportional to 1,110,620.74, 1,665,931.13 and 269,172.49 is: 403,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,620.74 : 1,665,931.13 = 269,172.49 : x
  2. Step 2: Convert to fraction form
    1,110,620.74/1,665,931.13 = 269,172.49/x
  3. Step 3: Cross multiply
    1,110,620.74x = 1,665,931.13 × 269,172.49
  4. Step 4: Simplify right side
    1,110,620.74x = 448,422,832,981.33
  5. Step 5: Solve for x
    x = 448,422,832,981.33/1,110,620.74
  6. Step 6: Final answer
    x = 403,758.74

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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.