Home / 2,664,485.40-3,992,135.40-1,241,623.20

Finding the Fourth Proportional to 2,664,485.40, 3,992,135.40 and 1,241,623.20

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Solution

The fourth proportional to 2,664,485.40, 3,992,135.40 and 1,241,623.20 is: 1,860,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,485.40 : 3,992,135.40 = 1,241,623.20 : x
  2. Step 2: Convert to fraction form
    2,664,485.40/3,992,135.40 = 1,241,623.20/x
  3. Step 3: Cross multiply
    2,664,485.40x = 3,992,135.40 × 1,241,623.20
  4. Step 4: Simplify right side
    2,664,485.40x = 4,956,727,930,181.28
  5. Step 5: Solve for x
    x = 4,956,727,930,181.28/2,664,485.40
  6. Step 6: Final answer
    x = 1,860,294.65

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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.