Finding the Fourth Proportional to 865,104.84, 1,185,173.88 and 832,759.99
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Solution
The fourth proportional to 865,104.84, 1,185,173.88 and 832,759.99 is: 1,140,862.17
Step by Step Solution
- Step 1: Write the proportion equation
865,104.84 : 1,185,173.88 = 832,759.99 : x - Step 2: Convert to fraction form
865,104.84/1,185,173.88 = 832,759.99/x - Step 3: Cross multiply
865,104.84x = 1,185,173.88 × 832,759.99 - Step 4: Simplify right side
865,104.84x = 986,965,382,371.28 - Step 5: Solve for x
x = 986,965,382,371.28/865,104.84 - Step 6: Final answer
x = 1,140,862.17
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.