Home / 1,007,553.82-1,388,059.28-701,103.19

Finding the Fourth Proportional to 1,007,553.82, 1,388,059.28 and 701,103.19

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Solution

The fourth proportional to 1,007,553.82, 1,388,059.28 and 701,103.19 is: 965,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,553.82 : 1,388,059.28 = 701,103.19 : x
  2. Step 2: Convert to fraction form
    1,007,553.82/1,388,059.28 = 701,103.19/x
  3. Step 3: Cross multiply
    1,007,553.82x = 1,388,059.28 × 701,103.19
  4. Step 4: Simplify right side
    1,007,553.82x = 973,172,785,611.59
  5. Step 5: Solve for x
    x = 973,172,785,611.59/1,007,553.82
  6. Step 6: Final answer
    x = 965,876.73

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Double scale
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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.