Home / 1,699,683.71-2,345,732.96-1,269,216.50

Finding the Fourth Proportional to 1,699,683.71, 2,345,732.96 and 1,269,216.50

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Solution

The fourth proportional to 1,699,683.71, 2,345,732.96 and 1,269,216.50 is: 1,751,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,683.71 : 2,345,732.96 = 1,269,216.50 : x
  2. Step 2: Convert to fraction form
    1,699,683.71/2,345,732.96 = 1,269,216.50/x
  3. Step 3: Cross multiply
    1,699,683.71x = 2,345,732.96 × 1,269,216.50
  4. Step 4: Simplify right side
    1,699,683.71x = 2,977,242,959,351.09
  5. Step 5: Solve for x
    x = 2,977,242,959,351.09/1,699,683.71
  6. Step 6: Final answer
    x = 1,751,645.29

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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.