Home / 3,072,002.80-4,608,004.20-2,113,999.60

Finding the Fourth Proportional to 3,072,002.80, 4,608,004.20 and 2,113,999.60

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Solution

The fourth proportional to 3,072,002.80, 4,608,004.20 and 2,113,999.60 is: 3,170,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,002.80 : 4,608,004.20 = 2,113,999.60 : x
  2. Step 2: Convert to fraction form
    3,072,002.80/4,608,004.20 = 2,113,999.60/x
  3. Step 3: Cross multiply
    3,072,002.80x = 4,608,004.20 × 2,113,999.60
  4. Step 4: Simplify right side
    3,072,002.80x = 9,741,319,035,598.32
  5. Step 5: Solve for x
    x = 9,741,319,035,598.32/3,072,002.80
  6. Step 6: Final answer
    x = 3,170,999.40

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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.