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Finding the Fourth Proportional to 3,869,645.01, 5,804,598.53 and 1,029,759.90

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Solution

The fourth proportional to 3,869,645.01, 5,804,598.53 and 1,029,759.90 is: 1,544,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,645.01 : 5,804,598.53 = 1,029,759.90 : x
  2. Step 2: Convert to fraction form
    3,869,645.01/5,804,598.53 = 1,029,759.90/x
  3. Step 3: Cross multiply
    3,869,645.01x = 5,804,598.53 × 1,029,759.90
  4. Step 4: Simplify right side
    3,869,645.01x = 5,977,342,801,792.95
  5. Step 5: Solve for x
    x = 5,977,342,801,792.95/3,869,645.01
  6. Step 6: Final answer
    x = 1,544,674.71

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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.