Home / 3,319,682.40-4,979,523.60-3,298,687.20

Finding the Fourth Proportional to 3,319,682.40, 4,979,523.60 and 3,298,687.20

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Solution

The fourth proportional to 3,319,682.40, 4,979,523.60 and 3,298,687.20 is: 4,948,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,682.40 : 4,979,523.60 = 3,298,687.20 : x
  2. Step 2: Convert to fraction form
    3,319,682.40/4,979,523.60 = 3,298,687.20/x
  3. Step 3: Cross multiply
    3,319,682.40x = 4,979,523.60 × 3,298,687.20
  4. Step 4: Simplify right side
    3,319,682.40x = 16,425,890,761,417.92
  5. Step 5: Solve for x
    x = 16,425,890,761,417.92/3,319,682.40
  6. Step 6: Final answer
    x = 4,948,030.80

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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.