Home / 1,728,600.98-2,385,455.72-1,003,516.10

Finding the Fourth Proportional to 1,728,600.98, 2,385,455.72 and 1,003,516.10

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Solution

The fourth proportional to 1,728,600.98, 2,385,455.72 and 1,003,516.10 is: 1,384,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,600.98 : 2,385,455.72 = 1,003,516.10 : x
  2. Step 2: Convert to fraction form
    1,728,600.98/2,385,455.72 = 1,003,516.10/x
  3. Step 3: Cross multiply
    1,728,600.98x = 2,385,455.72 × 1,003,516.10
  4. Step 4: Simplify right side
    1,728,600.98x = 2,393,843,220,857.09
  5. Step 5: Solve for x
    x = 2,393,843,220,857.09/1,728,600.98
  6. Step 6: Final answer
    x = 1,384,844.30

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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.