Home / 3,159,131.40-4,737,314.70-1,265,243.40

Finding the Fourth Proportional to 3,159,131.40, 4,737,314.70 and 1,265,243.40

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Solution

The fourth proportional to 3,159,131.40, 4,737,314.70 and 1,265,243.40 is: 1,897,311.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,131.40 : 4,737,314.70 = 1,265,243.40 : x
  2. Step 2: Convert to fraction form
    3,159,131.40/4,737,314.70 = 1,265,243.40/x
  3. Step 3: Cross multiply
    3,159,131.40x = 4,737,314.70 × 1,265,243.40
  4. Step 4: Simplify right side
    3,159,131.40x = 5,993,856,157,897.98
  5. Step 5: Solve for x
    x = 5,993,856,157,897.98/3,159,131.40
  6. Step 6: Final answer
    x = 1,897,311.44

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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.