Finding the Fourth Proportional to 981,579.60, 1,354,661.68 and 546,079
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Solution
The fourth proportional to 981,579.60, 1,354,661.68 and 546,079 is: 753,634.55
Step by Step Solution
- Step 1: Write the proportion equation
981,579.60 : 1,354,661.68 = 546,079 : x - Step 2: Convert to fraction form
981,579.60/1,354,661.68 = 546,079/x - Step 3: Cross multiply
981,579.60x = 1,354,661.68 × 546,079 - Step 4: Simplify right side
981,579.60x = 739,752,295,552.72 - Step 5: Solve for x
x = 739,752,295,552.72/981,579.60 - Step 6: Final answer
x = 753,634.55
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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.