Finding the Fourth Proportional to 1,622,391.98, 2,431,871.84 and 611,076.35
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Solution
The fourth proportional to 1,622,391.98, 2,431,871.84 and 611,076.35 is: 915,968.15
Step by Step Solution
- Step 1: Write the proportion equation
1,622,391.98 : 2,431,871.84 = 611,076.35 : x - Step 2: Convert to fraction form
1,622,391.98/2,431,871.84 = 611,076.35/x - Step 3: Cross multiply
1,622,391.98x = 2,431,871.84 × 611,076.35 - Step 4: Simplify right side
1,622,391.98x = 1,486,059,375,262.35 - Step 5: Solve for x
x = 1,486,059,375,262.35/1,622,391.98 - Step 6: Final answer
x = 915,968.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.