Home / 3,858,948.60-5,325,000.12-2,140,063.80

Finding the Fourth Proportional to 3,858,948.60, 5,325,000.12 and 2,140,063.80

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Solution

The fourth proportional to 3,858,948.60, 5,325,000.12 and 2,140,063.80 is: 2,953,094.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,948.60 : 5,325,000.12 = 2,140,063.80 : x
  2. Step 2: Convert to fraction form
    3,858,948.60/5,325,000.12 = 2,140,063.80/x
  3. Step 3: Cross multiply
    3,858,948.60x = 5,325,000.12 × 2,140,063.80
  4. Step 4: Simplify right side
    3,858,948.60x = 11,395,839,991,807.65
  5. Step 5: Solve for x
    x = 11,395,839,991,807.65/3,858,948.60
  6. Step 6: Final answer
    x = 2,953,094.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.