Home / 1,448,579.92-1,998,878.16-804,027.28

Finding the Fourth Proportional to 1,448,579.92, 1,998,878.16 and 804,027.28

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Solution

The fourth proportional to 1,448,579.92, 1,998,878.16 and 804,027.28 is: 1,109,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,579.92 : 1,998,878.16 = 804,027.28 : x
  2. Step 2: Convert to fraction form
    1,448,579.92/1,998,878.16 = 804,027.28/x
  3. Step 3: Cross multiply
    1,448,579.92x = 1,998,878.16 × 804,027.28
  4. Step 4: Simplify right side
    1,448,579.92x = 1,607,152,570,036.20
  5. Step 5: Solve for x
    x = 1,607,152,570,036.20/1,448,579.92
  6. Step 6: Final answer
    x = 1,109,467.66

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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.