Home / 1,072,321.48-1,608,405.54-622,761.76

Finding the Fourth Proportional to 1,072,321.48, 1,608,405.54 and 622,761.76

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Solution

The fourth proportional to 1,072,321.48, 1,608,405.54 and 622,761.76 is: 934,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,321.48 : 1,608,405.54 = 622,761.76 : x
  2. Step 2: Convert to fraction form
    1,072,321.48/1,608,405.54 = 622,761.76/x
  3. Step 3: Cross multiply
    1,072,321.48x = 1,608,405.54 × 622,761.76
  4. Step 4: Simplify right side
    1,072,321.48x = 1,001,653,464,884.15
  5. Step 5: Solve for x
    x = 1,001,653,464,884.15/1,072,321.48
  6. Step 6: Final answer
    x = 934,098.11

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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.