Finding the Fourth Proportional to 2,153,124.62, 3,229,579.56 and 805,188.11
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Solution
The fourth proportional to 2,153,124.62, 3,229,579.56 and 805,188.11 is: 1,207,742.01
Step by Step Solution
- Step 1: Write the proportion equation
2,153,124.62 : 3,229,579.56 = 805,188.11 : x - Step 2: Convert to fraction form
2,153,124.62/3,229,579.56 = 805,188.11/x - Step 3: Cross multiply
2,153,124.62x = 3,229,579.56 × 805,188.11 - Step 4: Simplify right side
2,153,124.62x = 2,600,419,062,011.03 - Step 5: Solve for x
x = 2,600,419,062,011.03/2,153,124.62 - Step 6: Final answer
x = 1,207,742.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.