Home / 1,231,286.47-1,848,065.02-624,500.64

Finding the Fourth Proportional to 1,231,286.47, 1,848,065.02 and 624,500.64

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Solution

The fourth proportional to 1,231,286.47, 1,848,065.02 and 624,500.64 is: 937,326.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,286.47 : 1,848,065.02 = 624,500.64 : x
  2. Step 2: Convert to fraction form
    1,231,286.47/1,848,065.02 = 624,500.64/x
  3. Step 3: Cross multiply
    1,231,286.47x = 1,848,065.02 × 624,500.64
  4. Step 4: Simplify right side
    1,231,286.47x = 1,154,117,786,190.36
  5. Step 5: Solve for x
    x = 1,154,117,786,190.36/1,231,286.47
  6. Step 6: Final answer
    x = 937,326.79

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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.