Home / 5,015,492.46-6,921,459.72-2,839,976.64

Finding the Fourth Proportional to 5,015,492.46, 6,921,459.72 and 2,839,976.64

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Solution

The fourth proportional to 5,015,492.46, 6,921,459.72 and 2,839,976.64 is: 3,919,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,492.46 : 6,921,459.72 = 2,839,976.64 : x
  2. Step 2: Convert to fraction form
    5,015,492.46/6,921,459.72 = 2,839,976.64/x
  3. Step 3: Cross multiply
    5,015,492.46x = 6,921,459.72 × 2,839,976.64
  4. Step 4: Simplify right side
    5,015,492.46x = 19,656,783,919,500.94
  5. Step 5: Solve for x
    x = 19,656,783,919,500.94/5,015,492.46
  6. Step 6: Final answer
    x = 3,919,213.13

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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.