Home / 3,916,825.90-5,874,961.06-1,038,128.83

Finding the Fourth Proportional to 3,916,825.90, 5,874,961.06 and 1,038,128.83

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Solution

The fourth proportional to 3,916,825.90, 5,874,961.06 and 1,038,128.83 is: 1,557,119.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916,825.90 : 5,874,961.06 = 1,038,128.83 : x
  2. Step 2: Convert to fraction form
    3,916,825.90/5,874,961.06 = 1,038,128.83/x
  3. Step 3: Cross multiply
    3,916,825.90x = 5,874,961.06 × 1,038,128.83
  4. Step 4: Simplify right side
    3,916,825.90x = 6,098,966,451,513.36
  5. Step 5: Solve for x
    x = 6,098,966,451,513.36/3,916,825.90
  6. Step 6: Final answer
    x = 1,557,119.62

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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.