Home / 2,137,112.02-3,200,579.61-1,236,656.08

Finding the Fourth Proportional to 2,137,112.02, 3,200,579.61 and 1,236,656.08

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Solution

The fourth proportional to 2,137,112.02, 3,200,579.61 and 1,236,656.08 is: 1,852,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,112.02 : 3,200,579.61 = 1,236,656.08 : x
  2. Step 2: Convert to fraction form
    2,137,112.02/3,200,579.61 = 1,236,656.08/x
  3. Step 3: Cross multiply
    2,137,112.02x = 3,200,579.61 × 1,236,656.08
  4. Step 4: Simplify right side
    2,137,112.02x = 3,958,016,234,230.53
  5. Step 5: Solve for x
    x = 3,958,016,234,230.53/2,137,112.02
  6. Step 6: Final answer
    x = 1,852,039.67

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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.