Finding the Fourth Proportional to 2,889,545.53, 3,987,602.13 and 1,743,404.44
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Solution
The fourth proportional to 2,889,545.53, 3,987,602.13 and 1,743,404.44 is: 2,405,915.81
Step by Step Solution
- Step 1: Write the proportion equation
2,889,545.53 : 3,987,602.13 = 1,743,404.44 : x - Step 2: Convert to fraction form
2,889,545.53/3,987,602.13 = 1,743,404.44/x - Step 3: Cross multiply
2,889,545.53x = 3,987,602.13 × 1,743,404.44 - Step 4: Simplify right side
2,889,545.53x = 6,952,003,254,964.22 - Step 5: Solve for x
x = 6,952,003,254,964.22/2,889,545.53 - Step 6: Final answer
x = 2,405,915.81
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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.