Home / 1,994,916.27-2,992,794.71-646,973.77

Finding the Fourth Proportional to 1,994,916.27, 2,992,794.71 and 646,973.77

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Solution

The fourth proportional to 1,994,916.27, 2,992,794.71 and 646,973.77 is: 970,596.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,916.27 : 2,992,794.71 = 646,973.77 : x
  2. Step 2: Convert to fraction form
    1,994,916.27/2,992,794.71 = 646,973.77/x
  3. Step 3: Cross multiply
    1,994,916.27x = 2,992,794.71 × 646,973.77
  4. Step 4: Simplify right side
    1,994,916.27x = 1,936,259,661,400.78
  5. Step 5: Solve for x
    x = 1,936,259,661,400.78/1,994,916.27
  6. Step 6: Final answer
    x = 970,596.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.