Finding the Fourth Proportional to 6,306,328.92, 8,702,733.30 and 3,405,719.46
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Solution
The fourth proportional to 6,306,328.92, 8,702,733.30 and 3,405,719.46 is: 4,699,892.53
Step by Step Solution
- Step 1: Write the proportion equation
6,306,328.92 : 8,702,733.30 = 3,405,719.46 : x - Step 2: Convert to fraction form
6,306,328.92/8,702,733.30 = 3,405,719.46/x - Step 3: Cross multiply
6,306,328.92x = 8,702,733.30 × 3,405,719.46 - Step 4: Simplify right side
6,306,328.92x = 29,639,068,155,000.02 - Step 5: Solve for x
x = 29,639,068,155,000.02/6,306,328.92 - Step 6: Final answer
x = 4,699,892.53
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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.