Finding the Fourth Proportional to 1,132,634.26, 1,696,958.38 and 1,065,207.70
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Solution
The fourth proportional to 1,132,634.26, 1,696,958.38 and 1,065,207.70 is: 1,595,937.19
Step by Step Solution
- Step 1: Write the proportion equation
1,132,634.26 : 1,696,958.38 = 1,065,207.70 : x - Step 2: Convert to fraction form
1,132,634.26/1,696,958.38 = 1,065,207.70/x - Step 3: Cross multiply
1,132,634.26x = 1,696,958.38 × 1,065,207.70 - Step 4: Simplify right side
1,132,634.26x = 1,807,613,132,955.53 - Step 5: Solve for x
x = 1,807,613,132,955.53/1,132,634.26 - Step 6: Final answer
x = 1,595,937.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.