Finding the Fourth Proportional to 2,117,975.83, 2,922,825.81 and 1,151,108.41
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Solution
The fourth proportional to 2,117,975.83, 2,922,825.81 and 1,151,108.41 is: 1,588,540.02
Step by Step Solution
- Step 1: Write the proportion equation
2,117,975.83 : 2,922,825.81 = 1,151,108.41 : x - Step 2: Convert to fraction form
2,117,975.83/2,922,825.81 = 1,151,108.41/x - Step 3: Cross multiply
2,117,975.83x = 2,922,825.81 × 1,151,108.41 - Step 4: Simplify right side
2,117,975.83x = 3,364,489,370,856.06 - Step 5: Solve for x
x = 3,364,489,370,856.06/2,117,975.83 - Step 6: Final answer
x = 1,588,540.02
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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.