Finding the Fourth Proportional to 3,494,692.62, 4,822,830.99 and 1,966,898.70
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Solution
The fourth proportional to 3,494,692.62, 4,822,830.99 and 1,966,898.70 is: 2,714,407.54
Step by Step Solution
- Step 1: Write the proportion equation
3,494,692.62 : 4,822,830.99 = 1,966,898.70 : x - Step 2: Convert to fraction form
3,494,692.62/4,822,830.99 = 1,966,898.70/x - Step 3: Cross multiply
3,494,692.62x = 4,822,830.99 × 1,966,898.70 - Step 4: Simplify right side
3,494,692.62x = 9,486,020,004,550.71 - Step 5: Solve for x
x = 9,486,020,004,550.71/3,494,692.62 - Step 6: Final answer
x = 2,714,407.54
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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.