Home / 1,668,507-2,304,440.46-1,131,029.88

Finding the Fourth Proportional to 1,668,507, 2,304,440.46 and 1,131,029.88

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Solution

The fourth proportional to 1,668,507, 2,304,440.46 and 1,131,029.88 is: 1,562,109.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,507 : 2,304,440.46 = 1,131,029.88 : x
  2. Step 2: Convert to fraction form
    1,668,507/2,304,440.46 = 1,131,029.88/x
  3. Step 3: Cross multiply
    1,668,507x = 2,304,440.46 × 1,131,029.88
  4. Step 4: Simplify right side
    1,668,507x = 2,606,391,016,940.94
  5. Step 5: Solve for x
    x = 2,606,391,016,940.94/1,668,507
  6. Step 6: Final answer
    x = 1,562,109.73

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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.