Home / 3,940,586.70-5,910,442.65-3,229,374.30

Finding the Fourth Proportional to 3,940,586.70, 5,910,442.65 and 3,229,374.30

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Solution

The fourth proportional to 3,940,586.70, 5,910,442.65 and 3,229,374.30 is: 4,843,702.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,586.70 : 5,910,442.65 = 3,229,374.30 : x
  2. Step 2: Convert to fraction form
    3,940,586.70/5,910,442.65 = 3,229,374.30/x
  3. Step 3: Cross multiply
    3,940,586.70x = 5,910,442.65 × 3,229,374.30
  4. Step 4: Simplify right side
    3,940,586.70x = 19,087,031,595,533.89
  5. Step 5: Solve for x
    x = 19,087,031,595,533.89/3,940,586.70
  6. Step 6: Final answer
    x = 4,843,702.99

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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.