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Finding the Fourth Proportional to 5,973,148.86, 8,959,759.29 and 1,485,425.34

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Solution

The fourth proportional to 5,973,148.86, 8,959,759.29 and 1,485,425.34 is: 2,228,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973,148.86 : 8,959,759.29 = 1,485,425.34 : x
  2. Step 2: Convert to fraction form
    5,973,148.86/8,959,759.29 = 1,485,425.34/x
  3. Step 3: Cross multiply
    5,973,148.86x = 8,959,759.29 × 1,485,425.34
  4. Step 4: Simplify right side
    5,973,148.86x = 13,309,053,489,666.41
  5. Step 5: Solve for x
    x = 13,309,053,489,666.41/5,973,148.86
  6. Step 6: Final answer
    x = 2,228,146.96

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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.