Home / 2,380,889.77-3,285,065.02-1,400,871.57

Finding the Fourth Proportional to 2,380,889.77, 3,285,065.02 and 1,400,871.57

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Solution

The fourth proportional to 2,380,889.77, 3,285,065.02 and 1,400,871.57 is: 1,932,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,889.77 : 3,285,065.02 = 1,400,871.57 : x
  2. Step 2: Convert to fraction form
    2,380,889.77/3,285,065.02 = 1,400,871.57/x
  3. Step 3: Cross multiply
    2,380,889.77x = 3,285,065.02 × 1,400,871.57
  4. Step 4: Simplify right side
    2,380,889.77x = 4,601,954,203,992.80
  5. Step 5: Solve for x
    x = 4,601,954,203,992.80/2,380,889.77
  6. Step 6: Final answer
    x = 1,932,871.60

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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.