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Finding the Fourth Proportional to 3,650,984.20, 5,465,978.70 and 3,546,008.20

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Solution

The fourth proportional to 3,650,984.20, 5,465,978.70 and 3,546,008.20 is: 5,308,816.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,984.20 : 5,465,978.70 = 3,546,008.20 : x
  2. Step 2: Convert to fraction form
    3,650,984.20/5,465,978.70 = 3,546,008.20/x
  3. Step 3: Cross multiply
    3,650,984.20x = 5,465,978.70 × 3,546,008.20
  4. Step 4: Simplify right side
    3,650,984.20x = 19,382,405,291,225.34
  5. Step 5: Solve for x
    x = 19,382,405,291,225.34/3,650,984.20
  6. Step 6: Final answer
    x = 5,308,816.54

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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.