Finding the Fourth Proportional to 1,503,843.96, 2,075,112.18 and 859,306.08
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Solution
The fourth proportional to 1,503,843.96, 2,075,112.18 and 859,306.08 is: 1,185,732.40
Step by Step Solution
- Step 1: Write the proportion equation
1,503,843.96 : 2,075,112.18 = 859,306.08 : x - Step 2: Convert to fraction form
1,503,843.96/2,075,112.18 = 859,306.08/x - Step 3: Cross multiply
1,503,843.96x = 2,075,112.18 × 859,306.08 - Step 4: Simplify right side
1,503,843.96x = 1,783,156,512,956.05 - Step 5: Solve for x
x = 1,783,156,512,956.05/1,503,843.96 - Step 6: Final answer
x = 1,185,732.40
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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.