Finding the Fourth Proportional to 1,696,471.50, 2,341,135.53 and 971,330.34
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Solution
The fourth proportional to 1,696,471.50, 2,341,135.53 and 971,330.34 is: 1,340,438.65
Step by Step Solution
- Step 1: Write the proportion equation
1,696,471.50 : 2,341,135.53 = 971,330.34 : x - Step 2: Convert to fraction form
1,696,471.50/2,341,135.53 = 971,330.34/x - Step 3: Cross multiply
1,696,471.50x = 2,341,135.53 × 971,330.34 - Step 4: Simplify right side
1,696,471.50x = 2,274,015,970,340.98 - Step 5: Solve for x
x = 2,274,015,970,340.98/1,696,471.50 - Step 6: Final answer
x = 1,340,438.65
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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.