Finding the Fourth Proportional to 2,566,751.40, 3,853,911.98 and 1,431,731.24
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Solution
The fourth proportional to 2,566,751.40, 3,853,911.98 and 1,431,731.24 is: 2,149,708.06
Step by Step Solution
- Step 1: Write the proportion equation
2,566,751.40 : 3,853,911.98 = 1,431,731.24 : x - Step 2: Convert to fraction form
2,566,751.40/3,853,911.98 = 1,431,731.24/x - Step 3: Cross multiply
2,566,751.40x = 3,853,911.98 × 1,431,731.24 - Step 4: Simplify right side
2,566,751.40x = 5,517,766,177,976.26 - Step 5: Solve for x
x = 5,517,766,177,976.26/2,566,751.40 - Step 6: Final answer
x = 2,149,708.06
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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.