Home / 1,969,021.25-2,954,030.03-549,077.48

Finding the Fourth Proportional to 1,969,021.25, 2,954,030.03 and 549,077.48

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Solution

The fourth proportional to 1,969,021.25, 2,954,030.03 and 549,077.48 is: 823,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,021.25 : 2,954,030.03 = 549,077.48 : x
  2. Step 2: Convert to fraction form
    1,969,021.25/2,954,030.03 = 549,077.48/x
  3. Step 3: Cross multiply
    1,969,021.25x = 2,954,030.03 × 549,077.48
  4. Step 4: Simplify right side
    1,969,021.25x = 1,621,991,364,716.72
  5. Step 5: Solve for x
    x = 1,621,991,364,716.72/1,969,021.25
  6. Step 6: Final answer
    x = 823,755.13

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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.