Home / 2,491,889.22-3,735,209.34-1,292,538.42

Finding the Fourth Proportional to 2,491,889.22, 3,735,209.34 and 1,292,538.42

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Solution

The fourth proportional to 2,491,889.22, 3,735,209.34 and 1,292,538.42 is: 1,937,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,889.22 : 3,735,209.34 = 1,292,538.42 : x
  2. Step 2: Convert to fraction form
    2,491,889.22/3,735,209.34 = 1,292,538.42/x
  3. Step 3: Cross multiply
    2,491,889.22x = 3,735,209.34 × 1,292,538.42
  4. Step 4: Simplify right side
    2,491,889.22x = 4,827,901,578,692.84
  5. Step 5: Solve for x
    x = 4,827,901,578,692.84/2,491,889.22
  6. Step 6: Final answer
    x = 1,937,446.31

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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.