Home / 2,179,812.65-3,267,597.89-1,042,279.79

Finding the Fourth Proportional to 2,179,812.65, 3,267,597.89 and 1,042,279.79

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Solution

The fourth proportional to 2,179,812.65, 3,267,597.89 and 1,042,279.79 is: 1,562,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,812.65 : 3,267,597.89 = 1,042,279.79 : x
  2. Step 2: Convert to fraction form
    2,179,812.65/3,267,597.89 = 1,042,279.79/x
  3. Step 3: Cross multiply
    2,179,812.65x = 3,267,597.89 × 1,042,279.79
  4. Step 4: Simplify right side
    2,179,812.65x = 3,405,751,221,044.25
  5. Step 5: Solve for x
    x = 3,405,751,221,044.25/2,179,812.65
  6. Step 6: Final answer
    x = 1,562,405.47

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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.