Finding the Fourth Proportional to 2,228,318.23, 3,075,091.74 and 1,310,586.07
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Solution
The fourth proportional to 2,228,318.23, 3,075,091.74 and 1,310,586.07 is: 1,808,616.18
Step by Step Solution
- Step 1: Write the proportion equation
2,228,318.23 : 3,075,091.74 = 1,310,586.07 : x - Step 2: Convert to fraction form
2,228,318.23/3,075,091.74 = 1,310,586.07/x - Step 3: Cross multiply
2,228,318.23x = 3,075,091.74 × 1,310,586.07 - Step 4: Simplify right side
2,228,318.23x = 4,030,172,398,416.06 - Step 5: Solve for x
x = 4,030,172,398,416.06/2,228,318.23 - Step 6: Final answer
x = 1,808,616.18
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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.