Home / 1,399,601.70-2,099,735.72-452,972.43

Finding the Fourth Proportional to 1,399,601.70, 2,099,735.72 and 452,972.43

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Solution

The fourth proportional to 1,399,601.70, 2,099,735.72 and 452,972.43 is: 679,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,601.70 : 2,099,735.72 = 452,972.43 : x
  2. Step 2: Convert to fraction form
    1,399,601.70/2,099,735.72 = 452,972.43/x
  3. Step 3: Cross multiply
    1,399,601.70x = 2,099,735.72 × 452,972.43
  4. Step 4: Simplify right side
    1,399,601.70x = 951,122,389,181.34
  5. Step 5: Solve for x
    x = 951,122,389,181.34/1,399,601.70
  6. Step 6: Final answer
    x = 679,566.47

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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.