Home / 2,288,078.62-3,157,585.34-1,321,293.40

Finding the Fourth Proportional to 2,288,078.62, 3,157,585.34 and 1,321,293.40

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Solution

The fourth proportional to 2,288,078.62, 3,157,585.34 and 1,321,293.40 is: 1,823,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,078.62 : 3,157,585.34 = 1,321,293.40 : x
  2. Step 2: Convert to fraction form
    2,288,078.62/3,157,585.34 = 1,321,293.40/x
  3. Step 3: Cross multiply
    2,288,078.62x = 3,157,585.34 × 1,321,293.40
  4. Step 4: Simplify right side
    2,288,078.62x = 4,172,096,655,178.33
  5. Step 5: Solve for x
    x = 4,172,096,655,178.33/2,288,078.62
  6. Step 6: Final answer
    x = 1,823,406.16

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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.