Home / 4,256,087.40-6,384,131.10-2,660,452.20

Finding the Fourth Proportional to 4,256,087.40, 6,384,131.10 and 2,660,452.20

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Solution

The fourth proportional to 4,256,087.40, 6,384,131.10 and 2,660,452.20 is: 3,990,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256,087.40 : 6,384,131.10 = 2,660,452.20 : x
  2. Step 2: Convert to fraction form
    4,256,087.40/6,384,131.10 = 2,660,452.20/x
  3. Step 3: Cross multiply
    4,256,087.40x = 6,384,131.10 × 2,660,452.20
  4. Step 4: Simplify right side
    4,256,087.40x = 16,984,675,630,083.42
  5. Step 5: Solve for x
    x = 16,984,675,630,083.42/4,256,087.40
  6. Step 6: Final answer
    x = 3,990,678.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.