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Finding the Fourth Proportional to 5,959,292.82, 8,939,021.24 and 1,699,461.51

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Solution

The fourth proportional to 5,959,292.82, 8,939,021.24 and 1,699,461.51 is: 2,549,215.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959,292.82 : 8,939,021.24 = 1,699,461.51 : x
  2. Step 2: Convert to fraction form
    5,959,292.82/8,939,021.24 = 1,699,461.51/x
  3. Step 3: Cross multiply
    5,959,292.82x = 8,939,021.24 × 1,699,461.51
  4. Step 4: Simplify right side
    5,959,292.82x = 15,191,522,536,576.80
  5. Step 5: Solve for x
    x = 15,191,522,536,576.80/5,959,292.82
  6. Step 6: Final answer
    x = 2,549,215.65

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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.