Home / 3,543,221.60-5,314,832.40-1,300,234.40

Finding the Fourth Proportional to 3,543,221.60, 5,314,832.40 and 1,300,234.40

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Solution

The fourth proportional to 3,543,221.60, 5,314,832.40 and 1,300,234.40 is: 1,950,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,221.60 : 5,314,832.40 = 1,300,234.40 : x
  2. Step 2: Convert to fraction form
    3,543,221.60/5,314,832.40 = 1,300,234.40/x
  3. Step 3: Cross multiply
    3,543,221.60x = 5,314,832.40 × 1,300,234.40
  4. Step 4: Simplify right side
    3,543,221.60x = 6,910,527,916,714.56
  5. Step 5: Solve for x
    x = 6,910,527,916,714.56/3,543,221.60
  6. Step 6: Final answer
    x = 1,950,351.60

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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.