Home / 1,969,015.50-2,954,021.40-549,071.73

Finding the Fourth Proportional to 1,969,015.50, 2,954,021.40 and 549,071.73

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Solution

The fourth proportional to 1,969,015.50, 2,954,021.40 and 549,071.73 is: 823,746.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,015.50 : 2,954,021.40 = 549,071.73 : x
  2. Step 2: Convert to fraction form
    1,969,015.50/2,954,021.40 = 549,071.73/x
  3. Step 3: Cross multiply
    1,969,015.50x = 2,954,021.40 × 549,071.73
  4. Step 4: Simplify right side
    1,969,015.50x = 1,621,969,640,555.02
  5. Step 5: Solve for x
    x = 1,621,969,640,555.02/1,969,015.50
  6. Step 6: Final answer
    x = 823,746.51

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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.