Finding the Fourth Proportional to 4,216,220.48, 6,324,443.36 and 1,376,504.64
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Solution
The fourth proportional to 4,216,220.48, 6,324,443.36 and 1,376,504.64 is: 2,064,793.73
Step by Step Solution
- Step 1: Write the proportion equation
4,216,220.48 : 6,324,443.36 = 1,376,504.64 : x - Step 2: Convert to fraction form
4,216,220.48/6,324,443.36 = 1,376,504.64/x - Step 3: Cross multiply
4,216,220.48x = 6,324,443.36 × 1,376,504.64 - Step 4: Simplify right side
4,216,220.48x = 8,705,625,630,457.19 - Step 5: Solve for x
x = 8,705,625,630,457.19/4,216,220.48 - Step 6: Final answer
x = 2,064,793.73
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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.