Home / 1,611,557.64-2,417,611.86-664,410.60

Finding the Fourth Proportional to 1,611,557.64, 2,417,611.86 and 664,410.60

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Solution

The fourth proportional to 1,611,557.64, 2,417,611.86 and 664,410.60 is: 996,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,557.64 : 2,417,611.86 = 664,410.60 : x
  2. Step 2: Convert to fraction form
    1,611,557.64/2,417,611.86 = 664,410.60/x
  3. Step 3: Cross multiply
    1,611,557.64x = 2,417,611.86 × 664,410.60
  4. Step 4: Simplify right side
    1,611,557.64x = 1,606,286,946,469.72
  5. Step 5: Solve for x
    x = 1,606,286,946,469.72/1,611,557.64
  6. Step 6: Final answer
    x = 996,729.44

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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.