Finding the Fourth Proportional to 2,368,974.96, 3,269,185.40 and 1,281,246.62
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Solution
The fourth proportional to 2,368,974.96, 3,269,185.40 and 1,281,246.62 is: 1,768,120.31
Step by Step Solution
- Step 1: Write the proportion equation
2,368,974.96 : 3,269,185.40 = 1,281,246.62 : x - Step 2: Convert to fraction form
2,368,974.96/3,269,185.40 = 1,281,246.62/x - Step 3: Cross multiply
2,368,974.96x = 3,269,185.40 × 1,281,246.62 - Step 4: Simplify right side
2,368,974.96x = 4,188,632,743,903.35 - Step 5: Solve for x
x = 4,188,632,743,903.35/2,368,974.96 - Step 6: Final answer
x = 1,768,120.31
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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.