Finding the Fourth Proportional to 1,809,488.90, 2,694,399.70 and 1,744,830.08
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Solution
The fourth proportional to 1,809,488.90, 2,694,399.70 and 1,744,830.08 is: 2,598,120.19
Step by Step Solution
- Step 1: Write the proportion equation
1,809,488.90 : 2,694,399.70 = 1,744,830.08 : x - Step 2: Convert to fraction form
1,809,488.90/2,694,399.70 = 1,744,830.08/x - Step 3: Cross multiply
1,809,488.90x = 2,694,399.70 × 1,744,830.08 - Step 4: Simplify right side
1,809,488.90x = 4,701,269,644,102.98 - Step 5: Solve for x
x = 4,701,269,644,102.98/1,809,488.90 - Step 6: Final answer
x = 2,598,120.19
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.