Home / 1,538,207.52-2,122,769.19-849,923.73

Finding the Fourth Proportional to 1,538,207.52, 2,122,769.19 and 849,923.73

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Solution

The fourth proportional to 1,538,207.52, 2,122,769.19 and 849,923.73 is: 1,172,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,207.52 : 2,122,769.19 = 849,923.73 : x
  2. Step 2: Convert to fraction form
    1,538,207.52/2,122,769.19 = 849,923.73/x
  3. Step 3: Cross multiply
    1,538,207.52x = 2,122,769.19 × 849,923.73
  4. Step 4: Simplify right side
    1,538,207.52x = 1,804,191,907,893.88
  5. Step 5: Solve for x
    x = 1,804,191,907,893.88/1,538,207.52
  6. Step 6: Final answer
    x = 1,172,918.40

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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.