Home / 923,842.10-1,265,642.49-889,301.96

Finding the Fourth Proportional to 923,842.10, 1,265,642.49 and 889,301.96

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Solution

The fourth proportional to 923,842.10, 1,265,642.49 and 889,301.96 is: 1,218,323.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,842.10 : 1,265,642.49 = 889,301.96 : x
  2. Step 2: Convert to fraction form
    923,842.10/1,265,642.49 = 889,301.96/x
  3. Step 3: Cross multiply
    923,842.10x = 1,265,642.49 × 889,301.96
  4. Step 4: Simplify right side
    923,842.10x = 1,125,538,340,688.07
  5. Step 5: Solve for x
    x = 1,125,538,340,688.07/923,842.10
  6. Step 6: Final answer
    x = 1,218,323.29

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.