Finding the Fourth Proportional to 1,696,465.71, 2,341,122.66 and 971,553.29
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Solution
The fourth proportional to 1,696,465.71, 2,341,122.66 and 971,553.29 is: 1,340,743.52
Step by Step Solution
- Step 1: Write the proportion equation
1,696,465.71 : 2,341,122.66 = 971,553.29 : x - Step 2: Convert to fraction form
1,696,465.71/2,341,122.66 = 971,553.29/x - Step 3: Cross multiply
1,696,465.71x = 2,341,122.66 × 971,553.29 - Step 4: Simplify right side
1,696,465.71x = 2,274,525,410,910.94 - Step 5: Solve for x
x = 2,274,525,410,910.94/1,696,465.71 - Step 6: Final answer
x = 1,340,743.52
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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.