Home / 3,347,486.31-5,021,702.32-1,072,478.54

Finding the Fourth Proportional to 3,347,486.31, 5,021,702.32 and 1,072,478.54

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Solution

The fourth proportional to 3,347,486.31, 5,021,702.32 and 1,072,478.54 is: 1,608,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,486.31 : 5,021,702.32 = 1,072,478.54 : x
  2. Step 2: Convert to fraction form
    3,347,486.31/5,021,702.32 = 1,072,478.54/x
  3. Step 3: Cross multiply
    3,347,486.31x = 5,021,702.32 × 1,072,478.54
  4. Step 4: Simplify right side
    3,347,486.31x = 5,385,667,972,468.21
  5. Step 5: Solve for x
    x = 5,385,667,972,468.21/3,347,486.31
  6. Step 6: Final answer
    x = 1,608,869.30

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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.