Finding the Fourth Proportional to 2,163,872.76, 3,246,104.40 and 901,405.14
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Solution
The fourth proportional to 2,163,872.76, 3,246,104.40 and 901,405.14 is: 1,352,230.71
Step by Step Solution
- Step 1: Write the proportion equation
2,163,872.76 : 3,246,104.40 = 901,405.14 : x - Step 2: Convert to fraction form
2,163,872.76/3,246,104.40 = 901,405.14/x - Step 3: Cross multiply
2,163,872.76x = 3,246,104.40 × 901,405.14 - Step 4: Simplify right side
2,163,872.76x = 2,926,055,191,136.62 - Step 5: Solve for x
x = 2,926,055,191,136.62/2,163,872.76 - Step 6: Final answer
x = 1,352,230.71
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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.