Home / 2,269,689.64-3,132,170.94-1,251,111.40

Finding the Fourth Proportional to 2,269,689.64, 3,132,170.94 and 1,251,111.40

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Solution

The fourth proportional to 2,269,689.64, 3,132,170.94 and 1,251,111.40 is: 1,726,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,689.64 : 3,132,170.94 = 1,251,111.40 : x
  2. Step 2: Convert to fraction form
    2,269,689.64/3,132,170.94 = 1,251,111.40/x
  3. Step 3: Cross multiply
    2,269,689.64x = 3,132,170.94 × 1,251,111.40
  4. Step 4: Simplify right side
    2,269,689.64x = 3,918,694,769,782.72
  5. Step 5: Solve for x
    x = 3,918,694,769,782.72/2,269,689.64
  6. Step 6: Final answer
    x = 1,726,533.31

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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.