Home / 3,945,035.90-5,917,892.00-1,386,030.54

Finding the Fourth Proportional to 3,945,035.90, 5,917,892.00 and 1,386,030.54

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Solution

The fourth proportional to 3,945,035.90, 5,917,892.00 and 1,386,030.54 is: 2,079,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,035.90 : 5,917,892.00 = 1,386,030.54 : x
  2. Step 2: Convert to fraction form
    3,945,035.90/5,917,892.00 = 1,386,030.54/x
  3. Step 3: Cross multiply
    3,945,035.90x = 5,917,892.00 × 1,386,030.54
  4. Step 4: Simplify right side
    3,945,035.90x = 8,202,379,026,395.48
  5. Step 5: Solve for x
    x = 8,202,379,026,395.48/3,945,035.90
  6. Step 6: Final answer
    x = 2,079,164.61

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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.