Finding the Fourth Proportional to 5,576,311.95, 8,364,817.85 and 1,789,710.99
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Solution
The fourth proportional to 5,576,311.95, 8,364,817.85 and 1,789,710.99 is: 2,684,678.79
Step by Step Solution
- Step 1: Write the proportion equation
5,576,311.95 : 8,364,817.85 = 1,789,710.99 : x - Step 2: Convert to fraction form
5,576,311.95/8,364,817.85 = 1,789,710.99/x - Step 3: Cross multiply
5,576,311.95x = 8,364,817.85 × 1,789,710.99 - Step 4: Simplify right side
5,576,311.95x = 14,970,606,426,544.62 - Step 5: Solve for x
x = 14,970,606,426,544.62/5,576,311.95 - Step 6: Final answer
x = 2,684,678.79
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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.