Finding the Fourth Proportional to 1,370,149.05, 1,890,791.76 and 758,303
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Solution
The fourth proportional to 1,370,149.05, 1,890,791.76 and 758,303 is: 1,046,450.43
Step by Step Solution
- Step 1: Write the proportion equation
1,370,149.05 : 1,890,791.76 = 758,303 : x - Step 2: Convert to fraction form
1,370,149.05/1,890,791.76 = 758,303/x - Step 3: Cross multiply
1,370,149.05x = 1,890,791.76 × 758,303 - Step 4: Simplify right side
1,370,149.05x = 1,433,793,063,983.28 - Step 5: Solve for x
x = 1,433,793,063,983.28/1,370,149.05 - Step 6: Final answer
x = 1,046,450.43
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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.