Home / 7,839,766-11,759,649-2,520,982

Finding the Fourth Proportional to 7,839,766, 11,759,649 and 2,520,982

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Solution

The fourth proportional to 7,839,766, 11,759,649 and 2,520,982 is: 3,781,473

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839,766 : 11,759,649 = 2,520,982 : x
  2. Step 2: Convert to fraction form
    7,839,766/11,759,649 = 2,520,982/x
  3. Step 3: Cross multiply
    7,839,766x = 11,759,649 × 2,520,982
  4. Step 4: Simplify right side
    7,839,766x = 29,645,863,455,318
  5. Step 5: Solve for x
    x = 29,645,863,455,318/7,839,766
  6. Step 6: Final answer
    x = 3,781,473

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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.