Finding the Fourth Proportional to 1,052,290.41, 1,452,555.66 and 689,737.62
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Solution
The fourth proportional to 1,052,290.41, 1,452,555.66 and 689,737.62 is: 952,096.75
Step by Step Solution
- Step 1: Write the proportion equation
1,052,290.41 : 1,452,555.66 = 689,737.62 : x - Step 2: Convert to fraction form
1,052,290.41/1,452,555.66 = 689,737.62/x - Step 3: Cross multiply
1,052,290.41x = 1,452,555.66 × 689,737.62 - Step 4: Simplify right side
1,052,290.41x = 1,001,882,283,845.93 - Step 5: Solve for x
x = 1,001,882,283,845.93/1,052,290.41 - Step 6: Final answer
x = 952,096.75
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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.