Finding the Fourth Proportional to 5,259,908.10, 7,889,862.15 and 2,268,092.10
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Solution
The fourth proportional to 5,259,908.10, 7,889,862.15 and 2,268,092.10 is: 3,402,138.15
Step by Step Solution
- Step 1: Write the proportion equation
5,259,908.10 : 7,889,862.15 = 2,268,092.10 : x - Step 2: Convert to fraction form
5,259,908.10/7,889,862.15 = 2,268,092.10/x - Step 3: Cross multiply
5,259,908.10x = 7,889,862.15 × 2,268,092.10 - Step 4: Simplify right side
5,259,908.10x = 17,894,934,012,504.02 - Step 5: Solve for x
x = 17,894,934,012,504.02/5,259,908.10 - Step 6: Final answer
x = 3,402,138.15
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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.