Home / 1,112,871.72-1,535,735.94-635,913

Finding the Fourth Proportional to 1,112,871.72, 1,535,735.94 and 635,913

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Solution

The fourth proportional to 1,112,871.72, 1,535,735.94 and 635,913 is: 877,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,871.72 : 1,535,735.94 = 635,913 : x
  2. Step 2: Convert to fraction form
    1,112,871.72/1,535,735.94 = 635,913/x
  3. Step 3: Cross multiply
    1,112,871.72x = 1,535,735.94 × 635,913
  4. Step 4: Simplify right side
    1,112,871.72x = 976,594,448,813.22
  5. Step 5: Solve for x
    x = 976,594,448,813.22/1,112,871.72
  6. Step 6: Final answer
    x = 877,544.49

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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.