Finding the Fourth Proportional to 2,458,625.61, 3,392,889.35 and 1,370,910.23
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Solution
The fourth proportional to 2,458,625.61, 3,392,889.35 and 1,370,910.23 is: 1,891,848.31
Step by Step Solution
- Step 1: Write the proportion equation
2,458,625.61 : 3,392,889.35 = 1,370,910.23 : x - Step 2: Convert to fraction form
2,458,625.61/3,392,889.35 = 1,370,910.23/x - Step 3: Cross multiply
2,458,625.61x = 3,392,889.35 × 1,370,910.23 - Step 4: Simplify right side
2,458,625.61x = 4,651,346,695,354.05 - Step 5: Solve for x
x = 4,651,346,695,354.05/2,458,625.61 - Step 6: Final answer
x = 1,891,848.31
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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.