Home / 1,929,469.65-2,662,535.90-1,069,949.49

Finding the Fourth Proportional to 1,929,469.65, 2,662,535.90 and 1,069,949.49

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Solution

The fourth proportional to 1,929,469.65, 2,662,535.90 and 1,069,949.49 is: 1,476,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,469.65 : 2,662,535.90 = 1,069,949.49 : x
  2. Step 2: Convert to fraction form
    1,929,469.65/2,662,535.90 = 1,069,949.49/x
  3. Step 3: Cross multiply
    1,929,469.65x = 2,662,535.90 × 1,069,949.49
  4. Step 4: Simplify right side
    1,929,469.65x = 2,848,778,922,961.94
  5. Step 5: Solve for x
    x = 2,848,778,922,961.94/1,929,469.65
  6. Step 6: Final answer
    x = 1,476,456.98

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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.