Finding the Fourth Proportional to 1,361,988.42, 1,879,520.82 and 750,198.48
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Solution
The fourth proportional to 1,361,988.42, 1,879,520.82 and 750,198.48 is: 1,035,261.12
Step by Step Solution
- Step 1: Write the proportion equation
1,361,988.42 : 1,879,520.82 = 750,198.48 : x - Step 2: Convert to fraction form
1,361,988.42/1,879,520.82 = 750,198.48/x - Step 3: Cross multiply
1,361,988.42x = 1,879,520.82 × 750,198.48 - Step 4: Simplify right side
1,361,988.42x = 1,410,013,662,292.35 - Step 5: Solve for x
x = 1,410,013,662,292.35/1,361,988.42 - Step 6: Final answer
x = 1,035,261.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.