Home / 2,169,567.47-2,993,979.56-1,251,785.63

Finding the Fourth Proportional to 2,169,567.47, 2,993,979.56 and 1,251,785.63

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Solution

The fourth proportional to 2,169,567.47, 2,993,979.56 and 1,251,785.63 is: 1,727,450.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,567.47 : 2,993,979.56 = 1,251,785.63 : x
  2. Step 2: Convert to fraction form
    2,169,567.47/2,993,979.56 = 1,251,785.63/x
  3. Step 3: Cross multiply
    2,169,567.47x = 2,993,979.56 × 1,251,785.63
  4. Step 4: Simplify right side
    2,169,567.47x = 3,747,820,568,492.90
  5. Step 5: Solve for x
    x = 3,747,820,568,492.90/2,169,567.47
  6. Step 6: Final answer
    x = 1,727,450.58

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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.