Home / 1,973,135.65-2,723,156.94-1,641,405.55

Finding the Fourth Proportional to 1,973,135.65, 2,723,156.94 and 1,641,405.55

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Solution

The fourth proportional to 1,973,135.65, 2,723,156.94 and 1,641,405.55 is: 2,265,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,135.65 : 2,723,156.94 = 1,641,405.55 : x
  2. Step 2: Convert to fraction form
    1,973,135.65/2,723,156.94 = 1,641,405.55/x
  3. Step 3: Cross multiply
    1,973,135.65x = 2,723,156.94 × 1,641,405.55
  4. Step 4: Simplify right side
    1,973,135.65x = 4,469,804,914,837.02
  5. Step 5: Solve for x
    x = 4,469,804,914,837.02/1,973,135.65
  6. Step 6: Final answer
    x = 2,265,330.78

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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.