Home / 3,228,246.72-4,455,407.04-2,085,650.88

Finding the Fourth Proportional to 3,228,246.72, 4,455,407.04 and 2,085,650.88

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Solution

The fourth proportional to 3,228,246.72, 4,455,407.04 and 2,085,650.88 is: 2,878,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,246.72 : 4,455,407.04 = 2,085,650.88 : x
  2. Step 2: Convert to fraction form
    3,228,246.72/4,455,407.04 = 2,085,650.88/x
  3. Step 3: Cross multiply
    3,228,246.72x = 4,455,407.04 × 2,085,650.88
  4. Step 4: Simplify right side
    3,228,246.72x = 9,292,423,613,734.20
  5. Step 5: Solve for x
    x = 9,292,423,613,734.20/3,228,246.72
  6. Step 6: Final answer
    x = 2,878,473.80

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1.5x scale

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.