Home / 3,896,419.35-5,845,268.75-1,200,745.02

Finding the Fourth Proportional to 3,896,419.35, 5,845,268.75 and 1,200,745.02

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Solution

The fourth proportional to 3,896,419.35, 5,845,268.75 and 1,200,745.02 is: 1,801,314.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,419.35 : 5,845,268.75 = 1,200,745.02 : x
  2. Step 2: Convert to fraction form
    3,896,419.35/5,845,268.75 = 1,200,745.02/x
  3. Step 3: Cross multiply
    3,896,419.35x = 5,845,268.75 × 1,200,745.02
  4. Step 4: Simplify right side
    3,896,419.35x = 7,018,677,336,120.40
  5. Step 5: Solve for x
    x = 7,018,677,336,120.40/3,896,419.35
  6. Step 6: Final answer
    x = 1,801,314.67

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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.