Home / 1,112,094.27-1,668,338.17-419,646.33

Finding the Fourth Proportional to 1,112,094.27, 1,668,338.17 and 419,646.33

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Solution

The fourth proportional to 1,112,094.27, 1,668,338.17 and 419,646.33 is: 629,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,094.27 : 1,668,338.17 = 419,646.33 : x
  2. Step 2: Convert to fraction form
    1,112,094.27/1,668,338.17 = 419,646.33/x
  3. Step 3: Cross multiply
    1,112,094.27x = 1,668,338.17 × 419,646.33
  4. Step 4: Simplify right side
    1,112,094.27x = 700,111,989,190.30
  5. Step 5: Solve for x
    x = 700,111,989,190.30/1,112,094.27
  6. Step 6: Final answer
    x = 629,543.74

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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.