Home / 2,430,978.47-3,646,470.44-633,860.43

Finding the Fourth Proportional to 2,430,978.47, 3,646,470.44 and 633,860.43

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Solution

The fourth proportional to 2,430,978.47, 3,646,470.44 and 633,860.43 is: 950,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,978.47 : 3,646,470.44 = 633,860.43 : x
  2. Step 2: Convert to fraction form
    2,430,978.47/3,646,470.44 = 633,860.43/x
  3. Step 3: Cross multiply
    2,430,978.47x = 3,646,470.44 × 633,860.43
  4. Step 4: Simplify right side
    2,430,978.47x = 2,311,353,321,080.69
  5. Step 5: Solve for x
    x = 2,311,353,321,080.69/2,430,978.47
  6. Step 6: Final answer
    x = 950,791.36

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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.