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Finding the Fourth Proportional to 6,393,498.36, 9,583,549.20 and 2,978,969.52

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Solution

The fourth proportional to 6,393,498.36, 9,583,549.20 and 2,978,969.52 is: 4,465,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,498.36 : 9,583,549.20 = 2,978,969.52 : x
  2. Step 2: Convert to fraction form
    6,393,498.36/9,583,549.20 = 2,978,969.52/x
  3. Step 3: Cross multiply
    6,393,498.36x = 9,583,549.20 × 2,978,969.52
  4. Step 4: Simplify right side
    6,393,498.36x = 28,549,100,960,220.38
  5. Step 5: Solve for x
    x = 28,549,100,960,220.38/6,393,498.36
  6. Step 6: Final answer
    x = 4,465,333.27

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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.