Home / 1,932,847.98-2,668,664.61-1,208,021.49

Finding the Fourth Proportional to 1,932,847.98, 2,668,664.61 and 1,208,021.49

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Solution

The fourth proportional to 1,932,847.98, 2,668,664.61 and 1,208,021.49 is: 1,667,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,847.98 : 2,668,664.61 = 1,208,021.49 : x
  2. Step 2: Convert to fraction form
    1,932,847.98/2,668,664.61 = 1,208,021.49/x
  3. Step 3: Cross multiply
    1,932,847.98x = 2,668,664.61 × 1,208,021.49
  4. Step 4: Simplify right side
    1,932,847.98x = 3,223,804,198,482.47
  5. Step 5: Solve for x
    x = 3,223,804,198,482.47/1,932,847.98
  6. Step 6: Final answer
    x = 1,667,903.65

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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.