Finding the Fourth Proportional to 2,368,923.76, 3,269,114.79 and 1,281,195.34
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Solution
The fourth proportional to 2,368,923.76, 3,269,114.79 and 1,281,195.34 is: 1,768,049.57
Step by Step Solution
- Step 1: Write the proportion equation
2,368,923.76 : 3,269,114.79 = 1,281,195.34 : x - Step 2: Convert to fraction form
2,368,923.76/3,269,114.79 = 1,281,195.34/x - Step 3: Cross multiply
2,368,923.76x = 3,269,114.79 × 1,281,195.34 - Step 4: Simplify right side
2,368,923.76x = 4,188,374,634,873.08 - Step 5: Solve for x
x = 4,188,374,634,873.08/2,368,923.76 - Step 6: Final answer
x = 1,768,049.57
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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.