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Finding the Fourth Proportional to 1,204,848.15, 1,804,811.82 and 672,652.62

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Solution

The fourth proportional to 1,204,848.15, 1,804,811.82 and 672,652.62 is: 1,007,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,848.15 : 1,804,811.82 = 672,652.62 : x
  2. Step 2: Convert to fraction form
    1,204,848.15/1,804,811.82 = 672,652.62/x
  3. Step 3: Cross multiply
    1,204,848.15x = 1,804,811.82 × 672,652.62
  4. Step 4: Simplify right side
    1,204,848.15x = 1,214,011,399,329.97
  5. Step 5: Solve for x
    x = 1,214,011,399,329.97/1,204,848.15
  6. Step 6: Final answer
    x = 1,007,605.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.