Home / 1,151,619.41-1,589,744.37-743,920.01

Finding the Fourth Proportional to 1,151,619.41, 1,589,744.37 and 743,920.01

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Solution

The fourth proportional to 1,151,619.41, 1,589,744.37 and 743,920.01 is: 1,026,938.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,619.41 : 1,589,744.37 = 743,920.01 : x
  2. Step 2: Convert to fraction form
    1,151,619.41/1,589,744.37 = 743,920.01/x
  3. Step 3: Cross multiply
    1,151,619.41x = 1,589,744.37 × 743,920.01
  4. Step 4: Simplify right side
    1,151,619.41x = 1,182,642,639,679.12
  5. Step 5: Solve for x
    x = 1,182,642,639,679.12/1,151,619.41
  6. Step 6: Final answer
    x = 1,026,938.79

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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.