Home / 1,380,643.44-1,904,557.20-950,176.24

Finding the Fourth Proportional to 1,380,643.44, 1,904,557.20 and 950,176.24

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Solution

The fourth proportional to 1,380,643.44, 1,904,557.20 and 950,176.24 is: 1,310,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,643.44 : 1,904,557.20 = 950,176.24 : x
  2. Step 2: Convert to fraction form
    1,380,643.44/1,904,557.20 = 950,176.24/x
  3. Step 3: Cross multiply
    1,380,643.44x = 1,904,557.20 × 950,176.24
  4. Step 4: Simplify right side
    1,380,643.44x = 1,809,664,999,160.93
  5. Step 5: Solve for x
    x = 1,809,664,999,160.93/1,380,643.44
  6. Step 6: Final answer
    x = 1,310,740.30

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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.