Home / 3,282,475.32-4,532,215.38-2,121,608.42

Finding the Fourth Proportional to 3,282,475.32, 4,532,215.38 and 2,121,608.42

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Solution

The fourth proportional to 3,282,475.32, 4,532,215.38 and 2,121,608.42 is: 2,929,370.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282,475.32 : 4,532,215.38 = 2,121,608.42 : x
  2. Step 2: Convert to fraction form
    3,282,475.32/4,532,215.38 = 2,121,608.42/x
  3. Step 3: Cross multiply
    3,282,475.32x = 4,532,215.38 × 2,121,608.42
  4. Step 4: Simplify right side
    3,282,475.32x = 9,615,586,311,461.50
  5. Step 5: Solve for x
    x = 9,615,586,311,461.50/3,282,475.32
  6. Step 6: Final answer
    x = 2,929,370.48

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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.