Home / 4,345,630.10-6,518,445.15-2,728,999.70

Finding the Fourth Proportional to 4,345,630.10, 6,518,445.15 and 2,728,999.70

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Solution

The fourth proportional to 4,345,630.10, 6,518,445.15 and 2,728,999.70 is: 4,093,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,630.10 : 6,518,445.15 = 2,728,999.70 : x
  2. Step 2: Convert to fraction form
    4,345,630.10/6,518,445.15 = 2,728,999.70/x
  3. Step 3: Cross multiply
    4,345,630.10x = 6,518,445.15 × 2,728,999.70
  4. Step 4: Simplify right side
    4,345,630.10x = 17,788,834,858,816.46
  5. Step 5: Solve for x
    x = 17,788,834,858,816.46/4,345,630.10
  6. Step 6: Final answer
    x = 4,093,499.55

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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.