Home / 5,336,889.05-7,364,911.23-2,889,501.80

Finding the Fourth Proportional to 5,336,889.05, 7,364,911.23 and 2,889,501.80

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Solution

The fourth proportional to 5,336,889.05, 7,364,911.23 and 2,889,501.80 is: 3,987,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336,889.05 : 7,364,911.23 = 2,889,501.80 : x
  2. Step 2: Convert to fraction form
    5,336,889.05/7,364,911.23 = 2,889,501.80/x
  3. Step 3: Cross multiply
    5,336,889.05x = 7,364,911.23 × 2,889,501.80
  4. Step 4: Simplify right side
    5,336,889.05x = 21,280,924,219,100.66
  5. Step 5: Solve for x
    x = 21,280,924,219,100.66/5,336,889.05
  6. Step 6: Final answer
    x = 3,987,514.83

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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.