Home / 3,864,121.80-5,796,182.70-1,974,553.80

Finding the Fourth Proportional to 3,864,121.80, 5,796,182.70 and 1,974,553.80

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Solution

The fourth proportional to 3,864,121.80, 5,796,182.70 and 1,974,553.80 is: 2,961,830.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,121.80 : 5,796,182.70 = 1,974,553.80 : x
  2. Step 2: Convert to fraction form
    3,864,121.80/5,796,182.70 = 1,974,553.80/x
  3. Step 3: Cross multiply
    3,864,121.80x = 5,796,182.70 × 1,974,553.80
  4. Step 4: Simplify right side
    3,864,121.80x = 11,444,874,575,779.26
  5. Step 5: Solve for x
    x = 11,444,874,575,779.26/3,864,121.80
  6. Step 6: Final answer
    x = 2,961,830.70

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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.