Finding the Fourth Proportional to 2,022,409.80, 3,029,678.10 and 1,221,311.70
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Solution
The fourth proportional to 2,022,409.80, 3,029,678.10 and 1,221,311.70 is: 1,829,590.28
Step by Step Solution
- Step 1: Write the proportion equation
2,022,409.80 : 3,029,678.10 = 1,221,311.70 : x - Step 2: Convert to fraction form
2,022,409.80/3,029,678.10 = 1,221,311.70/x - Step 3: Cross multiply
2,022,409.80x = 3,029,678.10 × 1,221,311.70 - Step 4: Simplify right side
2,022,409.80x = 3,700,181,310,763.77 - Step 5: Solve for x
x = 3,700,181,310,763.77/2,022,409.80 - Step 6: Final answer
x = 1,829,590.28
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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.