Home / 1,185,314.24-1,635,733.58-641,450.04

Finding the Fourth Proportional to 1,185,314.24, 1,635,733.58 and 641,450.04

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Solution

The fourth proportional to 1,185,314.24, 1,635,733.58 and 641,450.04 is: 885,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,314.24 : 1,635,733.58 = 641,450.04 : x
  2. Step 2: Convert to fraction form
    1,185,314.24/1,635,733.58 = 641,450.04/x
  3. Step 3: Cross multiply
    1,185,314.24x = 1,635,733.58 × 641,450.04
  4. Step 4: Simplify right side
    1,185,314.24x = 1,049,241,360,979.09
  5. Step 5: Solve for x
    x = 1,049,241,360,979.09/1,185,314.24
  6. Step 6: Final answer
    x = 885,201.01

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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.