Home / 2,280,282.64-3,413,604.84-1,378,996.72

Finding the Fourth Proportional to 2,280,282.64, 3,413,604.84 and 1,378,996.72

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Solution

The fourth proportional to 2,280,282.64, 3,413,604.84 and 1,378,996.72 is: 2,064,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,282.64 : 3,413,604.84 = 1,378,996.72 : x
  2. Step 2: Convert to fraction form
    2,280,282.64/3,413,604.84 = 1,378,996.72/x
  3. Step 3: Cross multiply
    2,280,282.64x = 3,413,604.84 × 1,378,996.72
  4. Step 4: Simplify right side
    2,280,282.64x = 4,707,349,877,736.12
  5. Step 5: Solve for x
    x = 4,707,349,877,736.12/2,280,282.64
  6. Step 6: Final answer
    x = 2,064,371.23

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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.