Home / 2,223,821-3,335,811.70-626,523.68

Finding the Fourth Proportional to 2,223,821, 3,335,811.70 and 626,523.68

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Solution

The fourth proportional to 2,223,821, 3,335,811.70 and 626,523.68 is: 939,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,821 : 3,335,811.70 = 626,523.68 : x
  2. Step 2: Convert to fraction form
    2,223,821/3,335,811.70 = 626,523.68/x
  3. Step 3: Cross multiply
    2,223,821x = 3,335,811.70 × 626,523.68
  4. Step 4: Simplify right side
    2,223,821x = 2,089,965,022,071.06
  5. Step 5: Solve for x
    x = 2,089,965,022,071.06/2,223,821
  6. Step 6: Final answer
    x = 939,808.11

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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.