Finding the Fourth Proportional to 3,117,335.96, 4,302,640.84 and 1,828,591.54
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Solution
The fourth proportional to 3,117,335.96, 4,302,640.84 and 1,828,591.54 is: 2,523,877.03
Step by Step Solution
- Step 1: Write the proportion equation
3,117,335.96 : 4,302,640.84 = 1,828,591.54 : x - Step 2: Convert to fraction form
3,117,335.96/4,302,640.84 = 1,828,591.54/x - Step 3: Cross multiply
3,117,335.96x = 4,302,640.84 × 1,828,591.54 - Step 4: Simplify right side
3,117,335.96x = 7,867,772,639,682.49 - Step 5: Solve for x
x = 7,867,772,639,682.49/3,117,335.96 - Step 6: Final answer
x = 2,523,877.03
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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.