Finding the Fourth Proportional to 746,020.58, 1,119,813.60 and 661,174.55
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Solution
The fourth proportional to 746,020.58, 1,119,813.60 and 661,174.55 is: 992,455.53
Step by Step Solution
- Step 1: Write the proportion equation
746,020.58 : 1,119,813.60 = 661,174.55 : x - Step 2: Convert to fraction form
746,020.58/1,119,813.60 = 661,174.55/x - Step 3: Cross multiply
746,020.58x = 1,119,813.60 × 661,174.55 - Step 4: Simplify right side
746,020.58x = 740,392,253,037.75 - Step 5: Solve for x
x = 740,392,253,037.75/746,020.58 - Step 6: Final answer
x = 992,455.53
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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.