Finding the Fourth Proportional to 2,663,006.91, 3,994,539.53 and 769,764.75
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Solution
The fourth proportional to 2,663,006.91, 3,994,539.53 and 769,764.75 is: 1,154,655.56
Step by Step Solution
- Step 1: Write the proportion equation
2,663,006.91 : 3,994,539.53 = 769,764.75 : x - Step 2: Convert to fraction form
2,663,006.91/3,994,539.53 = 769,764.75/x - Step 3: Cross multiply
2,663,006.91x = 3,994,539.53 × 769,764.75 - Step 4: Simplify right side
2,663,006.91x = 3,074,855,722,675.57 - Step 5: Solve for x
x = 3,074,855,722,675.57/2,663,006.91 - Step 6: Final answer
x = 1,154,655.56
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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.