Finding the Fourth Proportional to 2,292,102.07, 3,163,186.22 and 1,374,480.61
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Solution
The fourth proportional to 2,292,102.07, 3,163,186.22 and 1,374,480.61 is: 1,896,834.43
Step by Step Solution
- Step 1: Write the proportion equation
2,292,102.07 : 3,163,186.22 = 1,374,480.61 : x - Step 2: Convert to fraction form
2,292,102.07/3,163,186.22 = 1,374,480.61/x - Step 3: Cross multiply
2,292,102.07x = 3,163,186.22 × 1,374,480.61 - Step 4: Simplify right side
2,292,102.07x = 4,347,738,102,520.86 - Step 5: Solve for x
x = 4,347,738,102,520.86/2,292,102.07 - Step 6: Final answer
x = 1,896,834.43
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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.