Finding the Fourth Proportional to 3,476,755.54, 4,797,907.57 and 1,948,862.66
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Solution
The fourth proportional to 3,476,755.54, 4,797,907.57 and 1,948,862.66 is: 2,689,422.02
Step by Step Solution
- Step 1: Write the proportion equation
3,476,755.54 : 4,797,907.57 = 1,948,862.66 : x - Step 2: Convert to fraction form
3,476,755.54/4,797,907.57 = 1,948,862.66/x - Step 3: Cross multiply
3,476,755.54x = 4,797,907.57 × 1,948,862.66 - Step 4: Simplify right side
3,476,755.54x = 9,350,462,909,304.34 - Step 5: Solve for x
x = 9,350,462,909,304.34/3,476,755.54 - Step 6: Final answer
x = 2,689,422.02
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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.