Finding the Fourth Proportional to 2,272,395.34, 3,135,971.15 and 1,253,865.70
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Solution
The fourth proportional to 2,272,395.34, 3,135,971.15 and 1,253,865.70 is: 1,730,370.85
Step by Step Solution
- Step 1: Write the proportion equation
2,272,395.34 : 3,135,971.15 = 1,253,865.70 : x - Step 2: Convert to fraction form
2,272,395.34/3,135,971.15 = 1,253,865.70/x - Step 3: Cross multiply
2,272,395.34x = 3,135,971.15 × 1,253,865.70 - Step 4: Simplify right side
2,272,395.34x = 3,932,086,661,174.56 - Step 5: Solve for x
x = 3,932,086,661,174.56/2,272,395.34 - Step 6: Final answer
x = 1,730,370.85
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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.