Home / 1,453,993.44-2,180,823.36-389,118.48

Finding the Fourth Proportional to 1,453,993.44, 2,180,823.36 and 389,118.48

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Solution

The fourth proportional to 1,453,993.44, 2,180,823.36 and 389,118.48 is: 583,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,993.44 : 2,180,823.36 = 389,118.48 : x
  2. Step 2: Convert to fraction form
    1,453,993.44/2,180,823.36 = 389,118.48/x
  3. Step 3: Cross multiply
    1,453,993.44x = 2,180,823.36 × 389,118.48
  4. Step 4: Simplify right side
    1,453,993.44x = 848,598,670,991.69
  5. Step 5: Solve for x
    x = 848,598,670,991.69/1,453,993.44
  6. Step 6: Final answer
    x = 583,633.08

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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.