Home / 1,114,786.72-1,538,410.08-605,497.60

Finding the Fourth Proportional to 1,114,786.72, 1,538,410.08 and 605,497.60

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Solution

The fourth proportional to 1,114,786.72, 1,538,410.08 and 605,497.60 is: 835,589.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,786.72 : 1,538,410.08 = 605,497.60 : x
  2. Step 2: Convert to fraction form
    1,114,786.72/1,538,410.08 = 605,497.60/x
  3. Step 3: Cross multiply
    1,114,786.72x = 1,538,410.08 × 605,497.60
  4. Step 4: Simplify right side
    1,114,786.72x = 931,503,611,255.81
  5. Step 5: Solve for x
    x = 931,503,611,255.81/1,114,786.72
  6. Step 6: Final answer
    x = 835,589.08

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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.