Finding the Fourth Proportional to 1,334,592.97, 1,841,728.67 and 722,731.54
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Solution
The fourth proportional to 1,334,592.97, 1,841,728.67 and 722,731.54 is: 997,364.31
Step by Step Solution
- Step 1: Write the proportion equation
1,334,592.97 : 1,841,728.67 = 722,731.54 : x - Step 2: Convert to fraction form
1,334,592.97/1,841,728.67 = 722,731.54/x - Step 3: Cross multiply
1,334,592.97x = 1,841,728.67 × 722,731.54 - Step 4: Simplify right side
1,334,592.97x = 1,331,075,385,108.95 - Step 5: Solve for x
x = 1,331,075,385,108.95/1,334,592.97 - Step 6: Final answer
x = 997,364.31
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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.