Finding the Fourth Proportional to 5,194,300.11, 7,168,119.13 and 2,902,462.62
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Solution
The fourth proportional to 5,194,300.11, 7,168,119.13 and 2,902,462.62 is: 4,005,390.02
Step by Step Solution
- Step 1: Write the proportion equation
5,194,300.11 : 7,168,119.13 = 2,902,462.62 : x - Step 2: Convert to fraction form
5,194,300.11/7,168,119.13 = 2,902,462.62/x - Step 3: Cross multiply
5,194,300.11x = 7,168,119.13 × 2,902,462.62 - Step 4: Simplify right side
5,194,300.11x = 20,805,197,830,531.92 - Step 5: Solve for x
x = 20,805,197,830,531.92/5,194,300.11 - Step 6: Final answer
x = 4,005,390.02
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1.5x scale
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.