Home / 2,135,197.89-3,203,534.82-1,335,526.65

Finding the Fourth Proportional to 2,135,197.89, 3,203,534.82 and 1,335,526.65

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Solution

The fourth proportional to 2,135,197.89, 3,203,534.82 and 1,335,526.65 is: 2,003,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,197.89 : 3,203,534.82 = 1,335,526.65 : x
  2. Step 2: Convert to fraction form
    2,135,197.89/3,203,534.82 = 1,335,526.65/x
  3. Step 3: Cross multiply
    2,135,197.89x = 3,203,534.82 × 1,335,526.65
  4. Step 4: Simplify right side
    2,135,197.89x = 4,278,406,126,312.95
  5. Step 5: Solve for x
    x = 4,278,406,126,312.95/2,135,197.89
  6. Step 6: Final answer
    x = 2,003,751.57

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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.