Finding the Fourth Proportional to 4,730,575.92, 7,085,557.68 and 3,109,514.88
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Solution
The fourth proportional to 4,730,575.92, 7,085,557.68 and 3,109,514.88 is: 4,657,497.82
Step by Step Solution
- Step 1: Write the proportion equation
4,730,575.92 : 7,085,557.68 = 3,109,514.88 : x - Step 2: Convert to fraction form
4,730,575.92/7,085,557.68 = 3,109,514.88/x - Step 3: Cross multiply
4,730,575.92x = 7,085,557.68 × 3,109,514.88 - Step 4: Simplify right side
4,730,575.92x = 22,032,647,039,058.28 - Step 5: Solve for x
x = 22,032,647,039,058.28/4,730,575.92 - Step 6: Final answer
x = 4,657,497.82
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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.