Home / 1,151,617.91-1,589,742.29-743,918.50

Finding the Fourth Proportional to 1,151,617.91, 1,589,742.29 and 743,918.50

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Solution

The fourth proportional to 1,151,617.91, 1,589,742.29 and 743,918.50 is: 1,026,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,617.91 : 1,589,742.29 = 743,918.50 : x
  2. Step 2: Convert to fraction form
    1,151,617.91/1,589,742.29 = 743,918.50/x
  3. Step 3: Cross multiply
    1,151,617.91x = 1,589,742.29 × 743,918.50
  4. Step 4: Simplify right side
    1,151,617.91x = 1,182,638,703,610.34
  5. Step 5: Solve for x
    x = 1,182,638,703,610.34/1,151,617.91
  6. Step 6: Final answer
    x = 1,026,936.71

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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.