Home / 3,938,396.31-5,904,224.73-1,511,291.25

Finding the Fourth Proportional to 3,938,396.31, 5,904,224.73 and 1,511,291.25

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Solution

The fourth proportional to 3,938,396.31, 5,904,224.73 and 1,511,291.25 is: 2,265,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,396.31 : 5,904,224.73 = 1,511,291.25 : x
  2. Step 2: Convert to fraction form
    3,938,396.31/5,904,224.73 = 1,511,291.25/x
  3. Step 3: Cross multiply
    3,938,396.31x = 5,904,224.73 × 1,511,291.25
  4. Step 4: Simplify right side
    3,938,396.31x = 8,923,003,172,482.61
  5. Step 5: Solve for x
    x = 8,923,003,172,482.61/3,938,396.31
  6. Step 6: Final answer
    x = 2,265,643.80

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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.