Home / 3,714,493.78-5,572,122.45-1,285,643.06

Finding the Fourth Proportional to 3,714,493.78, 5,572,122.45 and 1,285,643.06

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Solution

The fourth proportional to 3,714,493.78, 5,572,122.45 and 1,285,643.06 is: 1,928,596.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714,493.78 : 5,572,122.45 = 1,285,643.06 : x
  2. Step 2: Convert to fraction form
    3,714,493.78/5,572,122.45 = 1,285,643.06/x
  3. Step 3: Cross multiply
    3,714,493.78x = 5,572,122.45 × 1,285,643.06
  4. Step 4: Simplify right side
    3,714,493.78x = 7,163,760,540,168.28
  5. Step 5: Solve for x
    x = 7,163,760,540,168.28/3,714,493.78
  6. Step 6: Final answer
    x = 1,928,596.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.