Home / 1,094,203.59-1,510,252.89-641,640.39

Finding the Fourth Proportional to 1,094,203.59, 1,510,252.89 and 641,640.39

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Solution

The fourth proportional to 1,094,203.59, 1,510,252.89 and 641,640.39 is: 885,611.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,203.59 : 1,510,252.89 = 641,640.39 : x
  2. Step 2: Convert to fraction form
    1,094,203.59/1,510,252.89 = 641,640.39/x
  3. Step 3: Cross multiply
    1,094,203.59x = 1,510,252.89 × 641,640.39
  4. Step 4: Simplify right side
    1,094,203.59x = 969,039,253,338.23
  5. Step 5: Solve for x
    x = 969,039,253,338.23/1,094,203.59
  6. Step 6: Final answer
    x = 885,611.47

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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.