Home / 4,945,101.80-7,414,110.30-1,909,869.80

Finding the Fourth Proportional to 4,945,101.80, 7,414,110.30 and 1,909,869.80

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Solution

The fourth proportional to 4,945,101.80, 7,414,110.30 and 1,909,869.80 is: 2,863,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,101.80 : 7,414,110.30 = 1,909,869.80 : x
  2. Step 2: Convert to fraction form
    4,945,101.80/7,414,110.30 = 1,909,869.80/x
  3. Step 3: Cross multiply
    4,945,101.80x = 7,414,110.30 × 1,909,869.80
  4. Step 4: Simplify right side
    4,945,101.80x = 14,159,985,355,838.94
  5. Step 5: Solve for x
    x = 14,159,985,355,838.94/4,945,101.80
  6. Step 6: Final answer
    x = 2,863,436.57

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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.