Finding the Fourth Proportional to 3,676,245.70, 5,514,368.55 and 2,660,602.90
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Solution
The fourth proportional to 3,676,245.70, 5,514,368.55 and 2,660,602.90 is: 3,990,904.35
Step by Step Solution
- Step 1: Write the proportion equation
3,676,245.70 : 5,514,368.55 = 2,660,602.90 : x - Step 2: Convert to fraction form
3,676,245.70/5,514,368.55 = 2,660,602.90/x - Step 3: Cross multiply
3,676,245.70x = 5,514,368.55 × 2,660,602.90 - Step 4: Simplify right side
3,676,245.70x = 14,671,544,955,798.79 - Step 5: Solve for x
x = 14,671,544,955,798.79/3,676,245.70 - Step 6: Final answer
x = 3,990,904.35
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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.