Finding the Fourth Proportional to 1,329,302.34, 1,994,604.14 and 823,728.08
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Solution
The fourth proportional to 1,329,302.34, 1,994,604.14 and 823,728.08 is: 1,235,995.30
Step by Step Solution
- Step 1: Write the proportion equation
1,329,302.34 : 1,994,604.14 = 823,728.08 : x - Step 2: Convert to fraction form
1,329,302.34/1,994,604.14 = 823,728.08/x - Step 3: Cross multiply
1,329,302.34x = 1,994,604.14 × 823,728.08 - Step 4: Simplify right side
1,329,302.34x = 1,643,011,445,648.08 - Step 5: Solve for x
x = 1,643,011,445,648.08/1,329,302.34 - Step 6: Final answer
x = 1,235,995.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.