Finding the Fourth Proportional to 4,085,713.10, 5,638,102.19 and 2,342,132.48
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Solution
The fourth proportional to 4,085,713.10, 5,638,102.19 and 2,342,132.48 is: 3,232,038.55
Step by Step Solution
- Step 1: Write the proportion equation
4,085,713.10 : 5,638,102.19 = 2,342,132.48 : x - Step 2: Convert to fraction form
4,085,713.10/5,638,102.19 = 2,342,132.48/x - Step 3: Cross multiply
4,085,713.10x = 5,638,102.19 × 2,342,132.48 - Step 4: Simplify right side
4,085,713.10x = 13,205,182,253,047.47 - Step 5: Solve for x
x = 13,205,182,253,047.47/4,085,713.10 - Step 6: Final answer
x = 3,232,038.55
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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.