Home / 2,810,650.35-3,878,724.20-1,649,116.35

Finding the Fourth Proportional to 2,810,650.35, 3,878,724.20 and 1,649,116.35

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Solution

The fourth proportional to 2,810,650.35, 3,878,724.20 and 1,649,116.35 is: 2,275,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,650.35 : 3,878,724.20 = 1,649,116.35 : x
  2. Step 2: Convert to fraction form
    2,810,650.35/3,878,724.20 = 1,649,116.35/x
  3. Step 3: Cross multiply
    2,810,650.35x = 3,878,724.20 × 1,649,116.35
  4. Step 4: Simplify right side
    2,810,650.35x = 6,396,467,483,979.49
  5. Step 5: Solve for x
    x = 6,396,467,483,979.49/2,810,650.35
  6. Step 6: Final answer
    x = 2,275,796.24

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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.