Home / 3,389,084.60-5,082,023.10-1,969,575.80

Finding the Fourth Proportional to 3,389,084.60, 5,082,023.10 and 1,969,575.80

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Solution

The fourth proportional to 3,389,084.60, 5,082,023.10 and 1,969,575.80 is: 2,953,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,084.60 : 5,082,023.10 = 1,969,575.80 : x
  2. Step 2: Convert to fraction form
    3,389,084.60/5,082,023.10 = 1,969,575.80/x
  3. Step 3: Cross multiply
    3,389,084.60x = 5,082,023.10 × 1,969,575.80
  4. Step 4: Simplify right side
    3,389,084.60x = 10,009,429,712,800.98
  5. Step 5: Solve for x
    x = 10,009,429,712,800.98/3,389,084.60
  6. Step 6: Final answer
    x = 2,953,431.65

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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.