Home / 2,833,131.90-3,909,608.04-1,543,944.42

Finding the Fourth Proportional to 2,833,131.90, 3,909,608.04 and 1,543,944.42

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Solution

The fourth proportional to 2,833,131.90, 3,909,608.04 and 1,543,944.42 is: 2,130,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833,131.90 : 3,909,608.04 = 1,543,944.42 : x
  2. Step 2: Convert to fraction form
    2,833,131.90/3,909,608.04 = 1,543,944.42/x
  3. Step 3: Cross multiply
    2,833,131.90x = 3,909,608.04 × 1,543,944.42
  4. Step 4: Simplify right side
    2,833,131.90x = 6,036,217,517,745.14
  5. Step 5: Solve for x
    x = 6,036,217,517,745.14/2,833,131.90
  6. Step 6: Final answer
    x = 2,130,581.18

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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.