Home / 3,860,867.40-5,791,992.30-1,617,232.20

Finding the Fourth Proportional to 3,860,867.40, 5,791,992.30 and 1,617,232.20

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Solution

The fourth proportional to 3,860,867.40, 5,791,992.30 and 1,617,232.20 is: 2,426,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,867.40 : 5,791,992.30 = 1,617,232.20 : x
  2. Step 2: Convert to fraction form
    3,860,867.40/5,791,992.30 = 1,617,232.20/x
  3. Step 3: Cross multiply
    3,860,867.40x = 5,791,992.30 × 1,617,232.20
  4. Step 4: Simplify right side
    3,860,867.40x = 9,366,996,449,712.06
  5. Step 5: Solve for x
    x = 9,366,996,449,712.06/3,860,867.40
  6. Step 6: Final answer
    x = 2,426,137.83

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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.