Home / 1,462,908.78-2,019,219.93-851,179.73

Finding the Fourth Proportional to 1,462,908.78, 2,019,219.93 and 851,179.73

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Solution

The fourth proportional to 1,462,908.78, 2,019,219.93 and 851,179.73 is: 1,174,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,908.78 : 2,019,219.93 = 851,179.73 : x
  2. Step 2: Convert to fraction form
    1,462,908.78/2,019,219.93 = 851,179.73/x
  3. Step 3: Cross multiply
    1,462,908.78x = 2,019,219.93 × 851,179.73
  4. Step 4: Simplify right side
    1,462,908.78x = 1,718,719,064,731.92
  5. Step 5: Solve for x
    x = 1,718,719,064,731.92/1,462,908.78
  6. Step 6: Final answer
    x = 1,174,864.14

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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.