Home / 1,306,956.32-1,961,202.45-548,739.49

Finding the Fourth Proportional to 1,306,956.32, 1,961,202.45 and 548,739.49

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Solution

The fourth proportional to 1,306,956.32, 1,961,202.45 and 548,739.49 is: 823,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,956.32 : 1,961,202.45 = 548,739.49 : x
  2. Step 2: Convert to fraction form
    1,306,956.32/1,961,202.45 = 548,739.49/x
  3. Step 3: Cross multiply
    1,306,956.32x = 1,961,202.45 × 548,739.49
  4. Step 4: Simplify right side
    1,306,956.32x = 1,076,189,221,879.30
  5. Step 5: Solve for x
    x = 1,076,189,221,879.30/1,306,956.32
  6. Step 6: Final answer
    x = 823,431.66

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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.