Finding the Fourth Proportional to 2,586,233.62, 3,569,113.10 and 1,440,313.96
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Solution
The fourth proportional to 2,586,233.62, 3,569,113.10 and 1,440,313.96 is: 1,987,694.92
Step by Step Solution
- Step 1: Write the proportion equation
2,586,233.62 : 3,569,113.10 = 1,440,313.96 : x - Step 2: Convert to fraction form
2,586,233.62/3,569,113.10 = 1,440,313.96/x - Step 3: Cross multiply
2,586,233.62x = 3,569,113.10 × 1,440,313.96 - Step 4: Simplify right side
2,586,233.62x = 5,140,643,422,748.88 - Step 5: Solve for x
x = 5,140,643,422,748.88/2,586,233.62 - Step 6: Final answer
x = 1,987,694.92
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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.