Home / 3,135,338.36-4,702,153.33-860,323.40

Finding the Fourth Proportional to 3,135,338.36, 4,702,153.33 and 860,323.40

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Solution

The fourth proportional to 3,135,338.36, 4,702,153.33 and 860,323.40 is: 1,290,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,338.36 : 4,702,153.33 = 860,323.40 : x
  2. Step 2: Convert to fraction form
    3,135,338.36/4,702,153.33 = 860,323.40/x
  3. Step 3: Cross multiply
    3,135,338.36x = 4,702,153.33 × 860,323.40
  4. Step 4: Simplify right side
    3,135,338.36x = 4,045,372,540,186.92
  5. Step 5: Solve for x
    x = 4,045,372,540,186.92/3,135,338.36
  6. Step 6: Final answer
    x = 1,290,250.71

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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.