Home / 1,448,583.92-1,998,883.68-804,031.28

Finding the Fourth Proportional to 1,448,583.92, 1,998,883.68 and 804,031.28

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Solution

The fourth proportional to 1,448,583.92, 1,998,883.68 and 804,031.28 is: 1,109,473.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,583.92 : 1,998,883.68 = 804,031.28 : x
  2. Step 2: Convert to fraction form
    1,448,583.92/1,998,883.68 = 804,031.28/x
  3. Step 3: Cross multiply
    1,448,583.92x = 1,998,883.68 × 804,031.28
  4. Step 4: Simplify right side
    1,448,583.92x = 1,607,165,003,801.51
  5. Step 5: Solve for x
    x = 1,607,165,003,801.51/1,448,583.92
  6. Step 6: Final answer
    x = 1,109,473.18

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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.