Home / 3,219,836.64-4,829,920.34-823,701.96

Finding the Fourth Proportional to 3,219,836.64, 4,829,920.34 and 823,701.96

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Solution

The fourth proportional to 3,219,836.64, 4,829,920.34 and 823,701.96 is: 1,235,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,836.64 : 4,829,920.34 = 823,701.96 : x
  2. Step 2: Convert to fraction form
    3,219,836.64/4,829,920.34 = 823,701.96/x
  3. Step 3: Cross multiply
    3,219,836.64x = 4,829,920.34 × 823,701.96
  4. Step 4: Simplify right side
    3,219,836.64x = 3,978,414,850,701.87
  5. Step 5: Solve for x
    x = 3,978,414,850,701.87/3,219,836.64
  6. Step 6: Final answer
    x = 1,235,595.25

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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.