Home / 1,539,967.55-2,308,400.37-641,906.37

Finding the Fourth Proportional to 1,539,967.55, 2,308,400.37 and 641,906.37

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Solution

The fourth proportional to 1,539,967.55, 2,308,400.37 and 641,906.37 is: 962,213.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,967.55 : 2,308,400.37 = 641,906.37 : x
  2. Step 2: Convert to fraction form
    1,539,967.55/2,308,400.37 = 641,906.37/x
  3. Step 3: Cross multiply
    1,539,967.55x = 2,308,400.37 × 641,906.37
  4. Step 4: Simplify right side
    1,539,967.55x = 1,481,776,902,013.36
  5. Step 5: Solve for x
    x = 1,481,776,902,013.36/1,539,967.55
  6. Step 6: Final answer
    x = 962,213.07

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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.