Finding the Fourth Proportional to 865,044.84, 1,193,862.63 and 719,593.38
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Solution
The fourth proportional to 865,044.84, 1,193,862.63 and 719,593.38 is: 993,122.67
Step by Step Solution
- Step 1: Write the proportion equation
865,044.84 : 1,193,862.63 = 719,593.38 : x - Step 2: Convert to fraction form
865,044.84/1,193,862.63 = 719,593.38/x - Step 3: Cross multiply
865,044.84x = 1,193,862.63 × 719,593.38 - Step 4: Simplify right side
865,044.84x = 859,095,645,177.39 - Step 5: Solve for x
x = 859,095,645,177.39/865,044.84 - Step 6: Final answer
x = 993,122.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.