Home / 2,122,334.20-3,181,500.06-1,056,368.53

Finding the Fourth Proportional to 2,122,334.20, 3,181,500.06 and 1,056,368.53

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Solution

The fourth proportional to 2,122,334.20, 3,181,500.06 and 1,056,368.53 is: 1,583,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,334.20 : 3,181,500.06 = 1,056,368.53 : x
  2. Step 2: Convert to fraction form
    2,122,334.20/3,181,500.06 = 1,056,368.53/x
  3. Step 3: Cross multiply
    2,122,334.20x = 3,181,500.06 × 1,056,368.53
  4. Step 4: Simplify right side
    2,122,334.20x = 3,360,836,541,577.11
  5. Step 5: Solve for x
    x = 3,360,836,541,577.11/2,122,334.20
  6. Step 6: Final answer
    x = 1,583,556.70

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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.