Home / 2,040,442.60-3,061,830.30-779,175.40

Finding the Fourth Proportional to 2,040,442.60, 3,061,830.30 and 779,175.40

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Solution

The fourth proportional to 2,040,442.60, 3,061,830.30 and 779,175.40 is: 1,169,208.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,442.60 : 3,061,830.30 = 779,175.40 : x
  2. Step 2: Convert to fraction form
    2,040,442.60/3,061,830.30 = 779,175.40/x
  3. Step 3: Cross multiply
    2,040,442.60x = 3,061,830.30 × 779,175.40
  4. Step 4: Simplify right side
    2,040,442.60x = 2,385,702,848,734.62
  5. Step 5: Solve for x
    x = 2,385,702,848,734.62/2,040,442.60
  6. Step 6: Final answer
    x = 1,169,208.51

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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.