Home / 2,280,181.42-3,145,886.31-1,313,292.34

Finding the Fourth Proportional to 2,280,181.42, 3,145,886.31 and 1,313,292.34

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Solution

The fourth proportional to 2,280,181.42, 3,145,886.31 and 1,313,292.34 is: 1,811,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,181.42 : 3,145,886.31 = 1,313,292.34 : x
  2. Step 2: Convert to fraction form
    2,280,181.42/3,145,886.31 = 1,313,292.34/x
  3. Step 3: Cross multiply
    2,280,181.42x = 3,145,886.31 × 1,313,292.34
  4. Step 4: Simplify right side
    2,280,181.42x = 4,131,468,393,433.87
  5. Step 5: Solve for x
    x = 4,131,468,393,433.87/2,280,181.42
  6. Step 6: Final answer
    x = 1,811,903.37

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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.