Home / 3,036,515-4,189,863.76-1,875,611.64

Finding the Fourth Proportional to 3,036,515, 4,189,863.76 and 1,875,611.64

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Solution

The fourth proportional to 3,036,515, 4,189,863.76 and 1,875,611.64 is: 2,588,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,515 : 4,189,863.76 = 1,875,611.64 : x
  2. Step 2: Convert to fraction form
    3,036,515/4,189,863.76 = 1,875,611.64/x
  3. Step 3: Cross multiply
    3,036,515x = 4,189,863.76 × 1,875,611.64
  4. Step 4: Simplify right side
    3,036,515x = 7,858,557,238,270.17
  5. Step 5: Solve for x
    x = 7,858,557,238,270.17/3,036,515
  6. Step 6: Final answer
    x = 2,588,018.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.