Finding the Fourth Proportional to 1,461,467.90, 2,016,783.99 and 808,082.69
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Solution
The fourth proportional to 1,461,467.90, 2,016,783.99 and 808,082.69 is: 1,115,131.05
Step by Step Solution
- Step 1: Write the proportion equation
1,461,467.90 : 2,016,783.99 = 808,082.69 : x - Step 2: Convert to fraction form
1,461,467.90/2,016,783.99 = 808,082.69/x - Step 3: Cross multiply
1,461,467.90x = 2,016,783.99 × 808,082.69 - Step 4: Simplify right side
1,461,467.90x = 1,629,728,221,704.21 - Step 5: Solve for x
x = 1,629,728,221,704.21/1,461,467.90 - Step 6: Final answer
x = 1,115,131.05
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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.