Finding the Fourth Proportional to 2,006,788.35, 2,769,369.80 and 1,147,366.61
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Solution
The fourth proportional to 2,006,788.35, 2,769,369.80 and 1,147,366.61 is: 1,583,366.99
Step by Step Solution
- Step 1: Write the proportion equation
2,006,788.35 : 2,769,369.80 = 1,147,366.61 : x - Step 2: Convert to fraction form
2,006,788.35/2,769,369.80 = 1,147,366.61/x - Step 3: Cross multiply
2,006,788.35x = 2,769,369.80 × 1,147,366.61 - Step 4: Simplify right side
2,006,788.35x = 3,177,482,419,678.70 - Step 5: Solve for x
x = 3,177,482,419,678.70/2,006,788.35 - Step 6: Final answer
x = 1,583,366.99
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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.