Home / 3,152,431.09-4,728,997.37-1,355,495.23

Finding the Fourth Proportional to 3,152,431.09, 4,728,997.37 and 1,355,495.23

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Solution

The fourth proportional to 3,152,431.09, 4,728,997.37 and 1,355,495.23 is: 2,033,393.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,431.09 : 4,728,997.37 = 1,355,495.23 : x
  2. Step 2: Convert to fraction form
    3,152,431.09/4,728,997.37 = 1,355,495.23/x
  3. Step 3: Cross multiply
    3,152,431.09x = 4,728,997.37 × 1,355,495.23
  4. Step 4: Simplify right side
    3,152,431.09x = 6,410,133,377,717.55
  5. Step 5: Solve for x
    x = 6,410,133,377,717.55/3,152,431.09
  6. Step 6: Final answer
    x = 2,033,393.66

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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.