Home / 5,256,641.21-7,884,909.27-1,662,408.77

Finding the Fourth Proportional to 5,256,641.21, 7,884,909.27 and 1,662,408.77

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Solution

The fourth proportional to 5,256,641.21, 7,884,909.27 and 1,662,408.77 is: 2,493,596.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,641.21 : 7,884,909.27 = 1,662,408.77 : x
  2. Step 2: Convert to fraction form
    5,256,641.21/7,884,909.27 = 1,662,408.77/x
  3. Step 3: Cross multiply
    5,256,641.21x = 7,884,909.27 × 1,662,408.77
  4. Step 4: Simplify right side
    5,256,641.21x = 13,107,942,321,102.30
  5. Step 5: Solve for x
    x = 13,107,942,321,102.30/5,256,641.21
  6. Step 6: Final answer
    x = 2,493,596.54

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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.