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Finding the Fourth Proportional to 5,894,891.78, 8,842,336.88 and 1,635,059.98

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Solution

The fourth proportional to 5,894,891.78, 8,842,336.88 and 1,635,059.98 is: 2,452,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894,891.78 : 8,842,336.88 = 1,635,059.98 : x
  2. Step 2: Convert to fraction form
    5,894,891.78/8,842,336.88 = 1,635,059.98/x
  3. Step 3: Cross multiply
    5,894,891.78x = 8,842,336.88 × 1,635,059.98
  4. Step 4: Simplify right side
    5,894,891.78x = 14,457,751,162,166.06
  5. Step 5: Solve for x
    x = 14,457,751,162,166.06/5,894,891.78
  6. Step 6: Final answer
    x = 2,452,589.75

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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.