Home / 2,970,826.98-4,099,765.31-1,646,272.84

Finding the Fourth Proportional to 2,970,826.98, 4,099,765.31 and 1,646,272.84

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Solution

The fourth proportional to 2,970,826.98, 4,099,765.31 and 1,646,272.84 is: 2,271,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,826.98 : 4,099,765.31 = 1,646,272.84 : x
  2. Step 2: Convert to fraction form
    2,970,826.98/4,099,765.31 = 1,646,272.84/x
  3. Step 3: Cross multiply
    2,970,826.98x = 4,099,765.31 × 1,646,272.84
  4. Step 4: Simplify right side
    2,970,826.98x = 6,749,332,251,496.99
  5. Step 5: Solve for x
    x = 6,749,332,251,496.99/2,970,826.98
  6. Step 6: Final answer
    x = 2,271,869.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.