Home / 1,072,208.31-1,479,651.50-582,178.56

Finding the Fourth Proportional to 1,072,208.31, 1,479,651.50 and 582,178.56

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Solution

The fourth proportional to 1,072,208.31, 1,479,651.50 and 582,178.56 is: 803,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,208.31 : 1,479,651.50 = 582,178.56 : x
  2. Step 2: Convert to fraction form
    1,072,208.31/1,479,651.50 = 582,178.56/x
  3. Step 3: Cross multiply
    1,072,208.31x = 1,479,651.50 × 582,178.56
  4. Step 4: Simplify right side
    1,072,208.31x = 861,421,375,478.59
  5. Step 5: Solve for x
    x = 861,421,375,478.59/1,072,208.31
  6. Step 6: Final answer
    x = 803,408.60

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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.