Home / 5,638,745.12-8,461,676-2,400,277.92

Finding the Fourth Proportional to 5,638,745.12, 8,461,676 and 2,400,277.92

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Solution

The fourth proportional to 5,638,745.12, 8,461,676 and 2,400,277.92 is: 3,601,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,745.12 : 8,461,676 = 2,400,277.92 : x
  2. Step 2: Convert to fraction form
    5,638,745.12/8,461,676 = 2,400,277.92/x
  3. Step 3: Cross multiply
    5,638,745.12x = 8,461,676 × 2,400,277.92
  4. Step 4: Simplify right side
    5,638,745.12x = 20,310,374,068,993.92
  5. Step 5: Solve for x
    x = 20,310,374,068,993.92/5,638,745.12
  6. Step 6: Final answer
    x = 3,601,931.57

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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.