Home / 1,388,717.02-2,081,183.77-849,162.25

Finding the Fourth Proportional to 1,388,717.02, 2,081,183.77 and 849,162.25

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Solution

The fourth proportional to 1,388,717.02, 2,081,183.77 and 849,162.25 is: 1,272,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,717.02 : 2,081,183.77 = 849,162.25 : x
  2. Step 2: Convert to fraction form
    1,388,717.02/2,081,183.77 = 849,162.25/x
  3. Step 3: Cross multiply
    1,388,717.02x = 2,081,183.77 × 849,162.25
  4. Step 4: Simplify right side
    1,388,717.02x = 1,767,262,692,796.68
  5. Step 5: Solve for x
    x = 1,767,262,692,796.68/1,388,717.02
  6. Step 6: Final answer
    x = 1,272,586.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.