Finding the Fourth Proportional to 1,214,013.44, 1,675,318.37 and 670,135.16
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Solution
The fourth proportional to 1,214,013.44, 1,675,318.37 and 670,135.16 is: 924,775.38
Step by Step Solution
- Step 1: Write the proportion equation
1,214,013.44 : 1,675,318.37 = 670,135.16 : x - Step 2: Convert to fraction form
1,214,013.44/1,675,318.37 = 670,135.16/x - Step 3: Cross multiply
1,214,013.44x = 1,675,318.37 × 670,135.16 - Step 4: Simplify right side
1,214,013.44x = 1,122,689,732,203.62 - Step 5: Solve for x
x = 1,122,689,732,203.62/1,214,013.44 - Step 6: Final answer
x = 924,775.38
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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.