Home / 3,135,615.80-4,702,257.30-1,241,965.40

Finding the Fourth Proportional to 3,135,615.80, 4,702,257.30 and 1,241,965.40

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Solution

The fourth proportional to 3,135,615.80, 4,702,257.30 and 1,241,965.40 is: 1,862,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,615.80 : 4,702,257.30 = 1,241,965.40 : x
  2. Step 2: Convert to fraction form
    3,135,615.80/4,702,257.30 = 1,241,965.40/x
  3. Step 3: Cross multiply
    3,135,615.80x = 4,702,257.30 × 1,241,965.40
  4. Step 4: Simplify right side
    3,135,615.80x = 5,840,040,868,497.42
  5. Step 5: Solve for x
    x = 5,840,040,868,497.42/3,135,615.80
  6. Step 6: Final answer
    x = 1,862,486.11

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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.