Home / 2,381,648.30-3,286,690.44-1,293,919.64

Finding the Fourth Proportional to 2,381,648.30, 3,286,690.44 and 1,293,919.64

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Solution

The fourth proportional to 2,381,648.30, 3,286,690.44 and 1,293,919.64 is: 1,785,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,648.30 : 3,286,690.44 = 1,293,919.64 : x
  2. Step 2: Convert to fraction form
    2,381,648.30/3,286,690.44 = 1,293,919.64/x
  3. Step 3: Cross multiply
    2,381,648.30x = 3,286,690.44 × 1,293,919.64
  4. Step 4: Simplify right side
    2,381,648.30x = 4,252,713,310,916.24
  5. Step 5: Solve for x
    x = 4,252,713,310,916.24/2,381,648.30
  6. Step 6: Final answer
    x = 1,785,617.68

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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.