Finding the Fourth Proportional to 2,082,675.51, 2,874,054.15 and 1,177,257.51
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Solution
The fourth proportional to 2,082,675.51, 2,874,054.15 and 1,177,257.51 is: 1,624,593.85
Step by Step Solution
- Step 1: Write the proportion equation
2,082,675.51 : 2,874,054.15 = 1,177,257.51 : x - Step 2: Convert to fraction form
2,082,675.51/2,874,054.15 = 1,177,257.51/x - Step 3: Cross multiply
2,082,675.51x = 2,874,054.15 × 1,177,257.51 - Step 4: Simplify right side
2,082,675.51x = 3,383,501,832,234.17 - Step 5: Solve for x
x = 3,383,501,832,234.17/2,082,675.51 - Step 6: Final answer
x = 1,624,593.85
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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.