Finding the Fourth Proportional to 2,602,474.97, 3,591,527.70 and 1,440,921.26
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Solution
The fourth proportional to 2,602,474.97, 3,591,527.70 and 1,440,921.26 is: 1,988,533.48
Step by Step Solution
- Step 1: Write the proportion equation
2,602,474.97 : 3,591,527.70 = 1,440,921.26 : x - Step 2: Convert to fraction form
2,602,474.97/3,591,527.70 = 1,440,921.26/x - Step 3: Cross multiply
2,602,474.97x = 3,591,527.70 × 1,440,921.26 - Step 4: Simplify right side
2,602,474.97x = 5,175,108,600,851.26 - Step 5: Solve for x
x = 5,175,108,600,851.26/2,602,474.97 - Step 6: Final answer
x = 1,988,533.48
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1.5x scale
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.