Finding the Fourth Proportional to 857,961.84, 1,183,011.82 and 547,446.72
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Solution
The fourth proportional to 857,961.84, 1,183,011.82 and 547,446.72 is: 754,854.02
Step by Step Solution
- Step 1: Write the proportion equation
857,961.84 : 1,183,011.82 = 547,446.72 : x - Step 2: Convert to fraction form
857,961.84/1,183,011.82 = 547,446.72/x - Step 3: Cross multiply
857,961.84x = 1,183,011.82 × 547,446.72 - Step 4: Simplify right side
857,961.84x = 647,635,940,580.23 - Step 5: Solve for x
x = 647,635,940,580.23/857,961.84 - Step 6: Final answer
x = 754,854.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.