Home / 2,331,189.74-3,216,188.48-1,412,756.32

Finding the Fourth Proportional to 2,331,189.74, 3,216,188.48 and 1,412,756.32

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Solution

The fourth proportional to 2,331,189.74, 3,216,188.48 and 1,412,756.32 is: 1,949,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,189.74 : 3,216,188.48 = 1,412,756.32 : x
  2. Step 2: Convert to fraction form
    2,331,189.74/3,216,188.48 = 1,412,756.32/x
  3. Step 3: Cross multiply
    2,331,189.74x = 3,216,188.48 × 1,412,756.32
  4. Step 4: Simplify right side
    2,331,189.74x = 4,543,690,601,431.19
  5. Step 5: Solve for x
    x = 4,543,690,601,431.19/2,331,189.74
  6. Step 6: Final answer
    x = 1,949,086.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.