Home / 2,864,986.70-3,954,243.27-1,642,111.85

Finding the Fourth Proportional to 2,864,986.70, 3,954,243.27 and 1,642,111.85

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Solution

The fourth proportional to 2,864,986.70, 3,954,243.27 and 1,642,111.85 is: 2,266,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,986.70 : 3,954,243.27 = 1,642,111.85 : x
  2. Step 2: Convert to fraction form
    2,864,986.70/3,954,243.27 = 1,642,111.85/x
  3. Step 3: Cross multiply
    2,864,986.70x = 3,954,243.27 × 1,642,111.85
  4. Step 4: Simplify right side
    2,864,986.70x = 6,493,309,711,678.53
  5. Step 5: Solve for x
    x = 6,493,309,711,678.53/2,864,986.70
  6. Step 6: Final answer
    x = 2,266,436.25

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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.