Home / 2,916,909.20-4,364,866.20-1,972,125.20

Finding the Fourth Proportional to 2,916,909.20, 4,364,866.20 and 1,972,125.20

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Solution

The fourth proportional to 2,916,909.20, 4,364,866.20 and 1,972,125.20 is: 2,951,090.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,909.20 : 4,364,866.20 = 1,972,125.20 : x
  2. Step 2: Convert to fraction form
    2,916,909.20/4,364,866.20 = 1,972,125.20/x
  3. Step 3: Cross multiply
    2,916,909.20x = 4,364,866.20 × 1,972,125.20
  4. Step 4: Simplify right side
    2,916,909.20x = 8,608,062,627,648.24
  5. Step 5: Solve for x
    x = 8,608,062,627,648.24/2,916,909.20
  6. Step 6: Final answer
    x = 2,951,090.36

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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.