Home / 1,448,288.17-1,998,659.42-803,750.11

Finding the Fourth Proportional to 1,448,288.17, 1,998,659.42 and 803,750.11

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Solution

The fourth proportional to 1,448,288.17, 1,998,659.42 and 803,750.11 is: 1,109,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,288.17 : 1,998,659.42 = 803,750.11 : x
  2. Step 2: Convert to fraction form
    1,448,288.17/1,998,659.42 = 803,750.11/x
  3. Step 3: Cross multiply
    1,448,288.17x = 1,998,659.42 × 803,750.11
  4. Step 4: Simplify right side
    1,448,288.17x = 1,606,422,728,677.54
  5. Step 5: Solve for x
    x = 1,606,422,728,677.54/1,448,288.17
  6. Step 6: Final answer
    x = 1,109,187.22

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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.