Home / 3,865,647.15-5,334,446.93-2,146,878.41

Finding the Fourth Proportional to 3,865,647.15, 5,334,446.93 and 2,146,878.41

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Solution

The fourth proportional to 3,865,647.15, 5,334,446.93 and 2,146,878.41 is: 2,962,611.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,647.15 : 5,334,446.93 = 2,146,878.41 : x
  2. Step 2: Convert to fraction form
    3,865,647.15/5,334,446.93 = 2,146,878.41/x
  3. Step 3: Cross multiply
    3,865,647.15x = 5,334,446.93 × 2,146,878.41
  4. Step 4: Simplify right side
    3,865,647.15x = 11,452,408,905,901.15
  5. Step 5: Solve for x
    x = 11,452,408,905,901.15/3,865,647.15
  6. Step 6: Final answer
    x = 2,962,611.04

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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.