Home / 1,889,410.50-2,608,317.33-1,309,073.66

Finding the Fourth Proportional to 1,889,410.50, 2,608,317.33 and 1,309,073.66

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Solution

The fourth proportional to 1,889,410.50, 2,608,317.33 and 1,309,073.66 is: 1,807,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,410.50 : 2,608,317.33 = 1,309,073.66 : x
  2. Step 2: Convert to fraction form
    1,889,410.50/2,608,317.33 = 1,309,073.66/x
  3. Step 3: Cross multiply
    1,889,410.50x = 2,608,317.33 × 1,309,073.66
  4. Step 4: Simplify right side
    1,889,410.50x = 3,414,479,500,582.94
  5. Step 5: Solve for x
    x = 3,414,479,500,582.94/1,889,410.50
  6. Step 6: Final answer
    x = 1,807,166.57

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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.