Home / 3,867,879.16-5,802,868.50-1,172,095.48

Finding the Fourth Proportional to 3,867,879.16, 5,802,868.50 and 1,172,095.48

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Solution

The fourth proportional to 3,867,879.16, 5,802,868.50 and 1,172,095.48 is: 1,758,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,879.16 : 5,802,868.50 = 1,172,095.48 : x
  2. Step 2: Convert to fraction form
    3,867,879.16/5,802,868.50 = 1,172,095.48/x
  3. Step 3: Cross multiply
    3,867,879.16x = 5,802,868.50 × 1,172,095.48
  4. Step 4: Simplify right side
    3,867,879.16x = 6,801,515,939,884.38
  5. Step 5: Solve for x
    x = 6,801,515,939,884.38/3,867,879.16
  6. Step 6: Final answer
    x = 1,758,461.33

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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.