Home / 1,894,072.88-2,614,681.08-1,206,687.42

Finding the Fourth Proportional to 1,894,072.88, 2,614,681.08 and 1,206,687.42

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Solution

The fourth proportional to 1,894,072.88, 2,614,681.08 and 1,206,687.42 is: 1,665,776.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,072.88 : 2,614,681.08 = 1,206,687.42 : x
  2. Step 2: Convert to fraction form
    1,894,072.88/2,614,681.08 = 1,206,687.42/x
  3. Step 3: Cross multiply
    1,894,072.88x = 2,614,681.08 × 1,206,687.42
  4. Step 4: Simplify right side
    1,894,072.88x = 3,155,102,766,548.01
  5. Step 5: Solve for x
    x = 3,155,102,766,548.01/1,894,072.88
  6. Step 6: Final answer
    x = 1,665,776.86

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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.