Home / 5,413,564.22-8,120,720.01-1,575,418.46

Finding the Fourth Proportional to 5,413,564.22, 8,120,720.01 and 1,575,418.46

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Solution

The fourth proportional to 5,413,564.22, 8,120,720.01 and 1,575,418.46 is: 2,363,236.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,564.22 : 8,120,720.01 = 1,575,418.46 : x
  2. Step 2: Convert to fraction form
    5,413,564.22/8,120,720.01 = 1,575,418.46/x
  3. Step 3: Cross multiply
    5,413,564.22x = 8,120,720.01 × 1,575,418.46
  4. Step 4: Simplify right side
    5,413,564.22x = 12,793,532,212,245.38
  5. Step 5: Solve for x
    x = 12,793,532,212,245.38/5,413,564.22
  6. Step 6: Final answer
    x = 2,363,236.44

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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.