Finding the Fourth Proportional to 1,062,970.34, 1,466,531.07 and 681,207.62
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Solution
The fourth proportional to 1,062,970.34, 1,466,531.07 and 681,207.62 is: 939,830.68
Step by Step Solution
- Step 1: Write the proportion equation
1,062,970.34 : 1,466,531.07 = 681,207.62 : x - Step 2: Convert to fraction form
1,062,970.34/1,466,531.07 = 681,207.62/x - Step 3: Cross multiply
1,062,970.34x = 1,466,531.07 × 681,207.62 - Step 4: Simplify right side
1,062,970.34x = 999,012,139,850.75 - Step 5: Solve for x
x = 999,012,139,850.75/1,062,970.34 - Step 6: Final answer
x = 939,830.68
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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.