Finding the Fourth Proportional to 2,916,785.76, 4,368,880.08 and 2,845,402.08
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Solution
The fourth proportional to 2,916,785.76, 4,368,880.08 and 2,845,402.08 is: 4,261,958.71
Step by Step Solution
- Step 1: Write the proportion equation
2,916,785.76 : 4,368,880.08 = 2,845,402.08 : x - Step 2: Convert to fraction form
2,916,785.76/4,368,880.08 = 2,845,402.08/x - Step 3: Cross multiply
2,916,785.76x = 4,368,880.08 × 2,845,402.08 - Step 4: Simplify right side
2,916,785.76x = 12,431,220,466,902.57 - Step 5: Solve for x
x = 12,431,220,466,902.57/2,916,785.76 - Step 6: Final answer
x = 4,261,958.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.