Finding the Fourth Proportional to 1,585,385.18, 2,378,071.36 and 574,270.49
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Solution
The fourth proportional to 1,585,385.18, 2,378,071.36 and 574,270.49 is: 861,403.41
Step by Step Solution
- Step 1: Write the proportion equation
1,585,385.18 : 2,378,071.36 = 574,270.49 : x - Step 2: Convert to fraction form
1,585,385.18/2,378,071.36 = 574,270.49/x - Step 3: Cross multiply
1,585,385.18x = 2,378,071.36 × 574,270.49 - Step 4: Simplify right side
1,585,385.18x = 1,365,656,203,578.66 - Step 5: Solve for x
x = 1,365,656,203,578.66/1,585,385.18 - Step 6: Final answer
x = 861,403.41
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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.