Finding the Fourth Proportional to 1,483,115.44, 2,046,754.43 and 838,497.19
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Solution
The fourth proportional to 1,483,115.44, 2,046,754.43 and 838,497.19 is: 1,157,157.29
Step by Step Solution
- Step 1: Write the proportion equation
1,483,115.44 : 2,046,754.43 = 838,497.19 : x - Step 2: Convert to fraction form
1,483,115.44/2,046,754.43 = 838,497.19/x - Step 3: Cross multiply
1,483,115.44x = 2,046,754.43 × 838,497.19 - Step 4: Simplify right side
1,483,115.44x = 1,716,197,838,175.05 - Step 5: Solve for x
x = 1,716,197,838,175.05/1,483,115.44 - Step 6: Final answer
x = 1,157,157.29
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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.