Home / 1,448,834.02-1,999,290.94-804,203.47

Finding the Fourth Proportional to 1,448,834.02, 1,999,290.94 and 804,203.47

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Solution

The fourth proportional to 1,448,834.02, 1,999,290.94 and 804,203.47 is: 1,109,745.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,834.02 : 1,999,290.94 = 804,203.47 : x
  2. Step 2: Convert to fraction form
    1,448,834.02/1,999,290.94 = 804,203.47/x
  3. Step 3: Cross multiply
    1,448,834.02x = 1,999,290.94 × 804,203.47
  4. Step 4: Simplify right side
    1,448,834.02x = 1,607,836,711,976.17
  5. Step 5: Solve for x
    x = 1,607,836,711,976.17/1,448,834.02
  6. Step 6: Final answer
    x = 1,109,745.28

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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.