Finding the Fourth Proportional to 6,306,301.39, 8,702,695.58 and 3,405,691.98
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Solution
The fourth proportional to 6,306,301.39, 8,702,695.58 and 3,405,691.98 is: 4,699,854.75
Step by Step Solution
- Step 1: Write the proportion equation
6,306,301.39 : 8,702,695.58 = 3,405,691.98 : x - Step 2: Convert to fraction form
6,306,301.39/8,702,695.58 = 3,405,691.98/x - Step 3: Cross multiply
6,306,301.39x = 8,702,695.58 × 3,405,691.98 - Step 4: Simplify right side
6,306,301.39x = 29,638,700,541,187.45 - Step 5: Solve for x
x = 29,638,700,541,187.45/6,306,301.39 - Step 6: Final answer
x = 4,699,854.75
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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.