Finding the Fourth Proportional to 5,678,964.80, 8,514,245.60 and 2,683,649.60
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Solution
The fourth proportional to 5,678,964.80, 8,514,245.60 and 2,683,649.60 is: 4,023,488.89
Step by Step Solution
- Step 1: Write the proportion equation
5,678,964.80 : 8,514,245.60 = 2,683,649.60 : x - Step 2: Convert to fraction form
5,678,964.80/8,514,245.60 = 2,683,649.60/x - Step 3: Cross multiply
5,678,964.80x = 8,514,245.60 × 2,683,649.60 - Step 4: Simplify right side
5,678,964.80x = 22,849,251,798,741.76 - Step 5: Solve for x
x = 22,849,251,798,741.76/5,678,964.80 - Step 6: Final answer
x = 4,023,488.89
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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.