Home / 1,669,876.14-2,304,429.91-905,929.50

Finding the Fourth Proportional to 1,669,876.14, 2,304,429.91 and 905,929.50

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Solution

The fourth proportional to 1,669,876.14, 2,304,429.91 and 905,929.50 is: 1,250,183.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,876.14 : 2,304,429.91 = 905,929.50 : x
  2. Step 2: Convert to fraction form
    1,669,876.14/2,304,429.91 = 905,929.50/x
  3. Step 3: Cross multiply
    1,669,876.14x = 2,304,429.91 × 905,929.50
  4. Step 4: Simplify right side
    1,669,876.14x = 2,087,651,036,151.35
  5. Step 5: Solve for x
    x = 2,087,651,036,151.35/1,669,876.14
  6. Step 6: Final answer
    x = 1,250,183.16

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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.