Home / 2,159,268.96-3,237,901.20-1,260,976.80

Finding the Fourth Proportional to 2,159,268.96, 3,237,901.20 and 1,260,976.80

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Solution

The fourth proportional to 2,159,268.96, 3,237,901.20 and 1,260,976.80 is: 1,890,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,268.96 : 3,237,901.20 = 1,260,976.80 : x
  2. Step 2: Convert to fraction form
    2,159,268.96/3,237,901.20 = 1,260,976.80/x
  3. Step 3: Cross multiply
    2,159,268.96x = 3,237,901.20 × 1,260,976.80
  4. Step 4: Simplify right side
    2,159,268.96x = 4,082,918,293,892.16
  5. Step 5: Solve for x
    x = 4,082,918,293,892.16/2,159,268.96
  6. Step 6: Final answer
    x = 1,890,879.91

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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.