Home / 1,687,986.06-2,329,608-963,012.60

Finding the Fourth Proportional to 1,687,986.06, 2,329,608 and 963,012.60

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Solution

The fourth proportional to 1,687,986.06, 2,329,608 and 963,012.60 is: 1,329,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,986.06 : 2,329,608 = 963,012.60 : x
  2. Step 2: Convert to fraction form
    1,687,986.06/2,329,608 = 963,012.60/x
  3. Step 3: Cross multiply
    1,687,986.06x = 2,329,608 × 963,012.60
  4. Step 4: Simplify right side
    1,687,986.06x = 2,243,441,857,060.80
  5. Step 5: Solve for x
    x = 2,243,441,857,060.80/1,687,986.06
  6. Step 6: Final answer
    x = 1,329,064.21

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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.