Finding the Fourth Proportional to 2,151,247.41, 2,968,739.34 and 1,171,193.19
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Solution
The fourth proportional to 2,151,247.41, 2,968,739.34 and 1,171,193.19 is: 1,616,256.35
Step by Step Solution
- Step 1: Write the proportion equation
2,151,247.41 : 2,968,739.34 = 1,171,193.19 : x - Step 2: Convert to fraction form
2,151,247.41/2,968,739.34 = 1,171,193.19/x - Step 3: Cross multiply
2,151,247.41x = 2,968,739.34 × 1,171,193.19 - Step 4: Simplify right side
2,151,247.41x = 3,476,967,285,497.27 - Step 5: Solve for x
x = 3,476,967,285,497.27/2,151,247.41 - Step 6: Final answer
x = 1,616,256.35
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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.