Home / 1,109,817.23-1,532,582.71-816,860.37

Finding the Fourth Proportional to 1,109,817.23, 1,532,582.71 and 816,860.37

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Solution

The fourth proportional to 1,109,817.23, 1,532,582.71 and 816,860.37 is: 1,128,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,817.23 : 1,532,582.71 = 816,860.37 : x
  2. Step 2: Convert to fraction form
    1,109,817.23/1,532,582.71 = 816,860.37/x
  3. Step 3: Cross multiply
    1,109,817.23x = 1,532,582.71 × 816,860.37
  4. Step 4: Simplify right side
    1,109,817.23x = 1,251,906,079,546.20
  5. Step 5: Solve for x
    x = 1,251,906,079,546.20/1,109,817.23
  6. Step 6: Final answer
    x = 1,128,029.05

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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.