Home / 4,789,991.50-6,611,298.78-3,158,693.62

Finding the Fourth Proportional to 4,789,991.50, 6,611,298.78 and 3,158,693.62

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Solution

The fourth proportional to 4,789,991.50, 6,611,298.78 and 3,158,693.62 is: 4,359,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,991.50 : 6,611,298.78 = 3,158,693.62 : x
  2. Step 2: Convert to fraction form
    4,789,991.50/6,611,298.78 = 3,158,693.62/x
  3. Step 3: Cross multiply
    4,789,991.50x = 6,611,298.78 × 3,158,693.62
  4. Step 4: Simplify right side
    4,789,991.50x = 20,883,067,276,299.79
  5. Step 5: Solve for x
    x = 20,883,067,276,299.79/4,789,991.50
  6. Step 6: Final answer
    x = 4,359,729.51

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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.