Finding the Fourth Proportional to 5,686,363.80, 8,529,994.44 and 1,899,860.04
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Solution
The fourth proportional to 5,686,363.80, 8,529,994.44 and 1,899,860.04 is: 2,849,939.99
Step by Step Solution
- Step 1: Write the proportion equation
5,686,363.80 : 8,529,994.44 = 1,899,860.04 : x - Step 2: Convert to fraction form
5,686,363.80/8,529,994.44 = 1,899,860.04/x - Step 3: Cross multiply
5,686,363.80x = 8,529,994.44 × 1,899,860.04 - Step 4: Simplify right side
5,686,363.80x = 16,205,795,577,978.18 - Step 5: Solve for x
x = 16,205,795,577,978.18/5,686,363.80 - Step 6: Final answer
x = 2,849,939.99
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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.