Home / 1,462,847.88-2,019,976.02-919,892.28

Finding the Fourth Proportional to 1,462,847.88, 2,019,976.02 and 919,892.28

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Solution

The fourth proportional to 1,462,847.88, 2,019,976.02 and 919,892.28 is: 1,270,234.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,847.88 : 2,019,976.02 = 919,892.28 : x
  2. Step 2: Convert to fraction form
    1,462,847.88/2,019,976.02 = 919,892.28/x
  3. Step 3: Cross multiply
    1,462,847.88x = 2,019,976.02 × 919,892.28
  4. Step 4: Simplify right side
    1,462,847.88x = 1,858,160,346,583.13
  5. Step 5: Solve for x
    x = 1,858,160,346,583.13/1,462,847.88
  6. Step 6: Final answer
    x = 1,270,234.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.