Home / 1,028,025.62-1,541,538.87-515,470.56

Finding the Fourth Proportional to 1,028,025.62, 1,541,538.87 and 515,470.56

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Solution

The fourth proportional to 1,028,025.62, 1,541,538.87 and 515,470.56 is: 772,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,025.62 : 1,541,538.87 = 515,470.56 : x
  2. Step 2: Convert to fraction form
    1,028,025.62/1,541,538.87 = 515,470.56/x
  3. Step 3: Cross multiply
    1,028,025.62x = 1,541,538.87 × 515,470.56
  4. Step 4: Simplify right side
    1,028,025.62x = 794,617,902,652.22
  5. Step 5: Solve for x
    x = 794,617,902,652.22/1,028,025.62
  6. Step 6: Final answer
    x = 772,955.35

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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.