Finding the Fourth Proportional to 1,177,872.32, 1,766,994.36 and 503,957.99
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Solution
The fourth proportional to 1,177,872.32, 1,766,994.36 and 503,957.99 is: 756,016.51
Step by Step Solution
- Step 1: Write the proportion equation
1,177,872.32 : 1,766,994.36 = 503,957.99 : x - Step 2: Convert to fraction form
1,177,872.32/1,766,994.36 = 503,957.99/x - Step 3: Cross multiply
1,177,872.32x = 1,766,994.36 × 503,957.99 - Step 4: Simplify right side
1,177,872.32x = 890,490,926,006.94 - Step 5: Solve for x
x = 890,490,926,006.94/1,177,872.32 - Step 6: Final answer
x = 756,016.51
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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.