Home / 3,413,999.70-5,122,967.85-1,285,611.30

Finding the Fourth Proportional to 3,413,999.70, 5,122,967.85 and 1,285,611.30

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Solution

The fourth proportional to 3,413,999.70, 5,122,967.85 and 1,285,611.30 is: 1,929,158.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,999.70 : 5,122,967.85 = 1,285,611.30 : x
  2. Step 2: Convert to fraction form
    3,413,999.70/5,122,967.85 = 1,285,611.30/x
  3. Step 3: Cross multiply
    3,413,999.70x = 5,122,967.85 × 1,285,611.30
  4. Step 4: Simplify right side
    3,413,999.70x = 6,586,145,357,496.71
  5. Step 5: Solve for x
    x = 6,586,145,357,496.71/3,413,999.70
  6. Step 6: Final answer
    x = 1,929,158.15

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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.