Finding the Fourth Proportional to 1,325,859.84, 1,829,687.04 and 722,247.84
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Solution
The fourth proportional to 1,325,859.84, 1,829,687.04 and 722,247.84 is: 996,702.27
Step by Step Solution
- Step 1: Write the proportion equation
1,325,859.84 : 1,829,687.04 = 722,247.84 : x - Step 2: Convert to fraction form
1,325,859.84/1,829,687.04 = 722,247.84/x - Step 3: Cross multiply
1,325,859.84x = 1,829,687.04 × 722,247.84 - Step 4: Simplify right side
1,325,859.84x = 1,321,487,512,515.99 - Step 5: Solve for x
x = 1,321,487,512,515.99/1,325,859.84 - Step 6: Final answer
x = 996,702.27
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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.