Home / 1,072,208.81-1,479,652.20-582,179.06

Finding the Fourth Proportional to 1,072,208.81, 1,479,652.20 and 582,179.06

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Solution

The fourth proportional to 1,072,208.81, 1,479,652.20 and 582,179.06 is: 803,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,208.81 : 1,479,652.20 = 582,179.06 : x
  2. Step 2: Convert to fraction form
    1,072,208.81/1,479,652.20 = 582,179.06/x
  3. Step 3: Cross multiply
    1,072,208.81x = 1,479,652.20 × 582,179.06
  4. Step 4: Simplify right side
    1,072,208.81x = 861,422,516,613.78
  5. Step 5: Solve for x
    x = 861,422,516,613.78/1,072,208.81
  6. Step 6: Final answer
    x = 803,409.29

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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.