Home / 2,017,919.94-2,783,154.90-1,292,835.60

Finding the Fourth Proportional to 2,017,919.94, 2,783,154.90 and 1,292,835.60

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Solution

The fourth proportional to 2,017,919.94, 2,783,154.90 and 1,292,835.60 is: 1,783,104.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,919.94 : 2,783,154.90 = 1,292,835.60 : x
  2. Step 2: Convert to fraction form
    2,017,919.94/2,783,154.90 = 1,292,835.60/x
  3. Step 3: Cross multiply
    2,017,919.94x = 2,783,154.90 × 1,292,835.60
  4. Step 4: Simplify right side
    2,017,919.94x = 3,598,161,735,034.44
  5. Step 5: Solve for x
    x = 3,598,161,735,034.44/2,017,919.94
  6. Step 6: Final answer
    x = 1,783,104.31

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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.