Finding the Fourth Proportional to 3,697,415.40, 5,550,270.30 and 2,202,349.80
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Solution
The fourth proportional to 3,697,415.40, 5,550,270.30 and 2,202,349.80 is: 3,305,994.96
Step by Step Solution
- Step 1: Write the proportion equation
3,697,415.40 : 5,550,270.30 = 2,202,349.80 : x - Step 2: Convert to fraction form
3,697,415.40/5,550,270.30 = 2,202,349.80/x - Step 3: Cross multiply
3,697,415.40x = 5,550,270.30 × 2,202,349.80 - Step 4: Simplify right side
3,697,415.40x = 12,223,636,685,150.94 - Step 5: Solve for x
x = 12,223,636,685,150.94/3,697,415.40 - Step 6: Final answer
x = 3,305,994.96
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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.