Home / 3,999,656.91-5,999,751.40-1,405,647.94

Finding the Fourth Proportional to 3,999,656.91, 5,999,751.40 and 1,405,647.94

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Solution

The fourth proportional to 3,999,656.91, 5,999,751.40 and 1,405,647.94 is: 2,108,565.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,656.91 : 5,999,751.40 = 1,405,647.94 : x
  2. Step 2: Convert to fraction form
    3,999,656.91/5,999,751.40 = 1,405,647.94/x
  3. Step 3: Cross multiply
    3,999,656.91x = 5,999,751.40 × 1,405,647.94
  4. Step 4: Simplify right side
    3,999,656.91x = 8,433,538,203,893.25
  5. Step 5: Solve for x
    x = 8,433,538,203,893.25/3,999,656.91
  6. Step 6: Final answer
    x = 2,108,565.41

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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.