Home / 3,113,152.20-4,669,728.30-1,093,676.40

Finding the Fourth Proportional to 3,113,152.20, 4,669,728.30 and 1,093,676.40

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Solution

The fourth proportional to 3,113,152.20, 4,669,728.30 and 1,093,676.40 is: 1,640,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,152.20 : 4,669,728.30 = 1,093,676.40 : x
  2. Step 2: Convert to fraction form
    3,113,152.20/4,669,728.30 = 1,093,676.40/x
  3. Step 3: Cross multiply
    3,113,152.20x = 4,669,728.30 × 1,093,676.40
  4. Step 4: Simplify right side
    3,113,152.20x = 5,107,171,636,122.12
  5. Step 5: Solve for x
    x = 5,107,171,636,122.12/3,113,152.20
  6. Step 6: Final answer
    x = 1,640,514.60

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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.