Home / 2,718,428.32-4,074,949.04-1,276,530.56

Finding the Fourth Proportional to 2,718,428.32, 4,074,949.04 and 1,276,530.56

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Solution

The fourth proportional to 2,718,428.32, 4,074,949.04 and 1,276,530.56 is: 1,913,531.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,428.32 : 4,074,949.04 = 1,276,530.56 : x
  2. Step 2: Convert to fraction form
    2,718,428.32/4,074,949.04 = 1,276,530.56/x
  3. Step 3: Cross multiply
    2,718,428.32x = 4,074,949.04 × 1,276,530.56
  4. Step 4: Simplify right side
    2,718,428.32x = 5,201,796,980,002.66
  5. Step 5: Solve for x
    x = 5,201,796,980,002.66/2,718,428.32
  6. Step 6: Final answer
    x = 1,913,531.04

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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.