Home / 5,707,666.88-7,876,902.08-3,385,934

Finding the Fourth Proportional to 5,707,666.88, 7,876,902.08 and 3,385,934

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Solution

The fourth proportional to 5,707,666.88, 7,876,902.08 and 3,385,934 is: 4,672,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707,666.88 : 7,876,902.08 = 3,385,934 : x
  2. Step 2: Convert to fraction form
    5,707,666.88/7,876,902.08 = 3,385,934/x
  3. Step 3: Cross multiply
    5,707,666.88x = 7,876,902.08 × 3,385,934
  4. Step 4: Simplify right side
    5,707,666.88x = 26,670,670,567,342.72
  5. Step 5: Solve for x
    x = 26,670,670,567,342.72/5,707,666.88
  6. Step 6: Final answer
    x = 4,672,779.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.