Home / 3,540,767.32-5,310,503-947,105.60

Finding the Fourth Proportional to 3,540,767.32, 5,310,503 and 947,105.60

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Solution

The fourth proportional to 3,540,767.32, 5,310,503 and 947,105.60 is: 1,420,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,767.32 : 5,310,503 = 947,105.60 : x
  2. Step 2: Convert to fraction form
    3,540,767.32/5,310,503 = 947,105.60/x
  3. Step 3: Cross multiply
    3,540,767.32x = 5,310,503 × 947,105.60
  4. Step 4: Simplify right side
    3,540,767.32x = 5,029,607,130,116.80
  5. Step 5: Solve for x
    x = 5,029,607,130,116.80/3,540,767.32
  6. Step 6: Final answer
    x = 1,420,485.07

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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.