Finding the Fourth Proportional to 896,672.97, 1,339,294.77 and 811,152.26
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Solution
The fourth proportional to 896,672.97, 1,339,294.77 and 811,152.26 is: 1,211,558.75
Step by Step Solution
- Step 1: Write the proportion equation
896,672.97 : 1,339,294.77 = 811,152.26 : x - Step 2: Convert to fraction form
896,672.97/1,339,294.77 = 811,152.26/x - Step 3: Cross multiply
896,672.97x = 1,339,294.77 × 811,152.26 - Step 4: Simplify right side
896,672.97x = 1,086,371,974,823.09 - Step 5: Solve for x
x = 1,086,371,974,823.09/896,672.97 - Step 6: Final answer
x = 1,211,558.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.