Finding the Fourth Proportional to 2,075,961.73, 2,864,828.97 and 1,158,191.02
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Solution
The fourth proportional to 2,075,961.73, 2,864,828.97 and 1,158,191.02 is: 1,598,304.60
Step by Step Solution
- Step 1: Write the proportion equation
2,075,961.73 : 2,864,828.97 = 1,158,191.02 : x - Step 2: Convert to fraction form
2,075,961.73/2,864,828.97 = 1,158,191.02/x - Step 3: Cross multiply
2,075,961.73x = 2,864,828.97 × 1,158,191.02 - Step 4: Simplify right side
2,075,961.73x = 3,318,019,172,565.70 - Step 5: Solve for x
x = 3,318,019,172,565.70/2,075,961.73 - Step 6: Final answer
x = 1,598,304.60
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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.