Finding the Fourth Proportional to 1,794,979.91, 2,477,080.42 and 979,181.08
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Solution
The fourth proportional to 1,794,979.91, 2,477,080.42 and 979,181.08 is: 1,351,274.33
Step by Step Solution
- Step 1: Write the proportion equation
1,794,979.91 : 2,477,080.42 = 979,181.08 : x - Step 2: Convert to fraction form
1,794,979.91/2,477,080.42 = 979,181.08/x - Step 3: Cross multiply
1,794,979.91x = 2,477,080.42 × 979,181.08 - Step 4: Simplify right side
1,794,979.91x = 2,425,510,272,261.80 - Step 5: Solve for x
x = 2,425,510,272,261.80/1,794,979.91 - Step 6: Final answer
x = 1,351,274.33
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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.