Home / 1,448,287.17-1,998,658.04-803,749.11

Finding the Fourth Proportional to 1,448,287.17, 1,998,658.04 and 803,749.11

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Solution

The fourth proportional to 1,448,287.17, 1,998,658.04 and 803,749.11 is: 1,109,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,287.17 : 1,998,658.04 = 803,749.11 : x
  2. Step 2: Convert to fraction form
    1,448,287.17/1,998,658.04 = 803,749.11/x
  3. Step 3: Cross multiply
    1,448,287.17x = 1,998,658.04 × 803,749.11
  4. Step 4: Simplify right side
    1,448,287.17x = 1,606,419,616,825.60
  5. Step 5: Solve for x
    x = 1,606,419,616,825.60/1,448,287.17
  6. Step 6: Final answer
    x = 1,109,185.84

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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.