Finding the Third Proportional to 811,854 and 1,153,935
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Solution
The third proportional to 811,854 and 1,153,935 is: 1,640,154.49
Step by Step Solution
- Step 1: Write the proportion equation
811,854 : 1,153,935 = 1,153,935 : x - Step 2: Convert to fraction form
811,854/1,153,935 = 1,153,935/x - Step 3: Cross multiply
811,854x = 1,153,935 × 1,153,935 - Step 4: Simplify right side
811,854x = 1,331,565,984,225 - Step 5: Solve for x
x = 1,331,565,984,225/811,854 - Step 6: Final answer
x = 1,640,154.49
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.