Home / 1,233,273.27-1,701,923.94-689,431.98

Finding the Fourth Proportional to 1,233,273.27, 1,701,923.94 and 689,431.98

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Solution

The fourth proportional to 1,233,273.27, 1,701,923.94 and 689,431.98 is: 951,419.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,273.27 : 1,701,923.94 = 689,431.98 : x
  2. Step 2: Convert to fraction form
    1,233,273.27/1,701,923.94 = 689,431.98/x
  3. Step 3: Cross multiply
    1,233,273.27x = 1,701,923.94 × 689,431.98
  4. Step 4: Simplify right side
    1,233,273.27x = 1,173,360,791,763.60
  5. Step 5: Solve for x
    x = 1,173,360,791,763.60/1,233,273.27
  6. Step 6: Final answer
    x = 951,419.95

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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.