Home / 1,268,990.64-1,902,883.32-736,674.84

Finding the Fourth Proportional to 1,268,990.64, 1,902,883.32 and 736,674.84

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Solution

The fourth proportional to 1,268,990.64, 1,902,883.32 and 736,674.84 is: 1,104,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,990.64 : 1,902,883.32 = 736,674.84 : x
  2. Step 2: Convert to fraction form
    1,268,990.64/1,902,883.32 = 736,674.84/x
  3. Step 3: Cross multiply
    1,268,990.64x = 1,902,883.32 × 736,674.84
  4. Step 4: Simplify right side
    1,268,990.64x = 1,401,806,265,299.67
  5. Step 5: Solve for x
    x = 1,401,806,265,299.67/1,268,990.64
  6. Step 6: Final answer
    x = 1,104,662.42

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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.