Home / 1,231,285.60-1,848,063.74-624,499.78

Finding the Fourth Proportional to 1,231,285.60, 1,848,063.74 and 624,499.78

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Solution

The fourth proportional to 1,231,285.60, 1,848,063.74 and 624,499.78 is: 937,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,285.60 : 1,848,063.74 = 624,499.78 : x
  2. Step 2: Convert to fraction form
    1,231,285.60/1,848,063.74 = 624,499.78/x
  3. Step 3: Cross multiply
    1,231,285.60x = 1,848,063.74 × 624,499.78
  4. Step 4: Simplify right side
    1,231,285.60x = 1,154,115,399,055.98
  5. Step 5: Solve for x
    x = 1,154,115,399,055.98/1,231,285.60
  6. Step 6: Final answer
    x = 937,325.51

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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.