Home / 3,867,999.90-5,801,999.85-1,028,399.10

Finding the Fourth Proportional to 3,867,999.90, 5,801,999.85 and 1,028,399.10

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Solution

The fourth proportional to 3,867,999.90, 5,801,999.85 and 1,028,399.10 is: 1,542,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,999.90 : 5,801,999.85 = 1,028,399.10 : x
  2. Step 2: Convert to fraction form
    3,867,999.90/5,801,999.85 = 1,028,399.10/x
  3. Step 3: Cross multiply
    3,867,999.90x = 5,801,999.85 × 1,028,399.10
  4. Step 4: Simplify right side
    3,867,999.90x = 5,966,771,423,940.14
  5. Step 5: Solve for x
    x = 5,966,771,423,940.14/3,867,999.90
  6. Step 6: Final answer
    x = 1,542,598.65

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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.