Finding the Fourth Proportional to 2,197,673.80, 3,293,886.30 and 918,278.80
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Solution
The fourth proportional to 2,197,673.80, 3,293,886.30 and 918,278.80 is: 1,376,321.62
Step by Step Solution
- Step 1: Write the proportion equation
2,197,673.80 : 3,293,886.30 = 918,278.80 : x - Step 2: Convert to fraction form
2,197,673.80/3,293,886.30 = 918,278.80/x - Step 3: Cross multiply
2,197,673.80x = 3,293,886.30 × 918,278.80 - Step 4: Simplify right side
2,197,673.80x = 3,024,705,958,900.44 - Step 5: Solve for x
x = 3,024,705,958,900.44/2,197,673.80 - Step 6: Final answer
x = 1,376,321.62
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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.