Home / 1,004,227.75-1,385,146.44-641,490.51

Finding the Fourth Proportional to 1,004,227.75, 1,385,146.44 and 641,490.51

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Solution

The fourth proportional to 1,004,227.75, 1,385,146.44 and 641,490.51 is: 884,817.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,227.75 : 1,385,146.44 = 641,490.51 : x
  2. Step 2: Convert to fraction form
    1,004,227.75/1,385,146.44 = 641,490.51/x
  3. Step 3: Cross multiply
    1,004,227.75x = 1,385,146.44 × 641,490.51
  4. Step 4: Simplify right side
    1,004,227.75x = 888,558,296,220.28
  5. Step 5: Solve for x
    x = 888,558,296,220.28/1,004,227.75
  6. Step 6: Final answer
    x = 884,817.51

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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.