Finding the Fourth Proportional to 2,539,510.59, 3,504,352.08 and 1,393,664.75
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Solution
The fourth proportional to 2,539,510.59, 3,504,352.08 and 1,393,664.75 is: 1,923,162.66
Step by Step Solution
- Step 1: Write the proportion equation
2,539,510.59 : 3,504,352.08 = 1,393,664.75 : x - Step 2: Convert to fraction form
2,539,510.59/3,504,352.08 = 1,393,664.75/x - Step 3: Cross multiply
2,539,510.59x = 3,504,352.08 × 1,393,664.75 - Step 4: Simplify right side
2,539,510.59x = 4,883,891,947,963.42 - Step 5: Solve for x
x = 4,883,891,947,963.42/2,539,510.59 - Step 6: Final answer
x = 1,923,162.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.