Home / 1,668,506.50-2,304,439.77-1,131,029.38

Finding the Fourth Proportional to 1,668,506.50, 2,304,439.77 and 1,131,029.38

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Solution

The fourth proportional to 1,668,506.50, 2,304,439.77 and 1,131,029.38 is: 1,562,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,506.50 : 2,304,439.77 = 1,131,029.38 : x
  2. Step 2: Convert to fraction form
    1,668,506.50/2,304,439.77 = 1,131,029.38/x
  3. Step 3: Cross multiply
    1,668,506.50x = 2,304,439.77 × 1,131,029.38
  4. Step 4: Simplify right side
    1,668,506.50x = 2,606,389,084,310.44
  5. Step 5: Solve for x
    x = 2,606,389,084,310.44/1,668,506.50
  6. Step 6: Final answer
    x = 1,562,109.04

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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.