Finding the Fourth Proportional to 1,452,299.39, 2,176,456.16 and 918,865.49
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Solution
The fourth proportional to 1,452,299.39, 2,176,456.16 and 918,865.49 is: 1,377,037.32
Step by Step Solution
- Step 1: Write the proportion equation
1,452,299.39 : 2,176,456.16 = 918,865.49 : x - Step 2: Convert to fraction form
1,452,299.39/2,176,456.16 = 918,865.49/x - Step 3: Cross multiply
1,452,299.39x = 2,176,456.16 × 918,865.49 - Step 4: Simplify right side
1,452,299.39x = 1,999,870,463,660.22 - Step 5: Solve for x
x = 1,999,870,463,660.22/1,452,299.39 - Step 6: Final answer
x = 1,377,037.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.