Home / 3,510,231.20-5,265,346.80-3,076,330.40

Finding the Fourth Proportional to 3,510,231.20, 5,265,346.80 and 3,076,330.40

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Solution

The fourth proportional to 3,510,231.20, 5,265,346.80 and 3,076,330.40 is: 4,614,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,231.20 : 5,265,346.80 = 3,076,330.40 : x
  2. Step 2: Convert to fraction form
    3,510,231.20/5,265,346.80 = 3,076,330.40/x
  3. Step 3: Cross multiply
    3,510,231.20x = 5,265,346.80 × 3,076,330.40
  4. Step 4: Simplify right side
    3,510,231.20x = 16,197,946,427,382.72
  5. Step 5: Solve for x
    x = 16,197,946,427,382.72/3,510,231.20
  6. Step 6: Final answer
    x = 4,614,495.60

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Double scale
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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.