Finding the Fourth Proportional to 2,104,621.80, 3,157,515.90 and 1,396,033.80
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Solution
The fourth proportional to 2,104,621.80, 3,157,515.90 and 1,396,033.80 is: 2,094,437.55
Step by Step Solution
- Step 1: Write the proportion equation
2,104,621.80 : 3,157,515.90 = 1,396,033.80 : x - Step 2: Convert to fraction form
2,104,621.80/3,157,515.90 = 1,396,033.80/x - Step 3: Cross multiply
2,104,621.80x = 3,157,515.90 × 1,396,033.80 - Step 4: Simplify right side
2,104,621.80x = 4,407,998,920,437.42 - Step 5: Solve for x
x = 4,407,998,920,437.42/2,104,621.80 - Step 6: Final answer
x = 2,094,437.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.