Home / 1,362,048.62-1,879,808.79-880,016.51

Finding the Fourth Proportional to 1,362,048.62, 1,879,808.79 and 880,016.51

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Solution

The fourth proportional to 1,362,048.62, 1,879,808.79 and 880,016.51 is: 1,214,540.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,048.62 : 1,879,808.79 = 880,016.51 : x
  2. Step 2: Convert to fraction form
    1,362,048.62/1,879,808.79 = 880,016.51/x
  3. Step 3: Cross multiply
    1,362,048.62x = 1,879,808.79 × 880,016.51
  4. Step 4: Simplify right side
    1,362,048.62x = 1,654,262,757,044.00
  5. Step 5: Solve for x
    x = 1,654,262,757,044.00/1,362,048.62
  6. Step 6: Final answer
    x = 1,214,540.17

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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.