Home / 3,084,702.05-4,627,998.95-1,380,280.20

Finding the Fourth Proportional to 3,084,702.05, 4,627,998.95 and 1,380,280.20

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Solution

The fourth proportional to 3,084,702.05, 4,627,998.95 and 1,380,280.20 is: 2,070,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,702.05 : 4,627,998.95 = 1,380,280.20 : x
  2. Step 2: Convert to fraction form
    3,084,702.05/4,627,998.95 = 1,380,280.20/x
  3. Step 3: Cross multiply
    3,084,702.05x = 4,627,998.95 × 1,380,280.20
  4. Step 4: Simplify right side
    3,084,702.05x = 6,387,935,309,404.39
  5. Step 5: Solve for x
    x = 6,387,935,309,404.39/3,084,702.05
  6. Step 6: Final answer
    x = 2,070,843.54

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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.