Home / 1,410,481.76-2,115,656.96-345,467.43

Finding the Fourth Proportional to 1,410,481.76, 2,115,656.96 and 345,467.43

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Solution

The fourth proportional to 1,410,481.76, 2,115,656.96 and 345,467.43 is: 518,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,481.76 : 2,115,656.96 = 345,467.43 : x
  2. Step 2: Convert to fraction form
    1,410,481.76/2,115,656.96 = 345,467.43/x
  3. Step 3: Cross multiply
    1,410,481.76x = 2,115,656.96 × 345,467.43
  4. Step 4: Simplify right side
    1,410,481.76x = 730,890,571,005.48
  5. Step 5: Solve for x
    x = 730,890,571,005.48/1,410,481.76
  6. Step 6: Final answer
    x = 518,185.06

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1.5x scale

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.