Finding the Fourth Proportional to 3,732,895.16, 5,148,740.66 and 2,491,880.65
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Solution
The fourth proportional to 3,732,895.16, 5,148,740.66 and 2,491,880.65 is: 3,437,023.19
Step by Step Solution
- Step 1: Write the proportion equation
3,732,895.16 : 5,148,740.66 = 2,491,880.65 : x - Step 2: Convert to fraction form
3,732,895.16/5,148,740.66 = 2,491,880.65/x - Step 3: Cross multiply
3,732,895.16x = 5,148,740.66 × 2,491,880.65 - Step 4: Simplify right side
3,732,895.16x = 12,830,047,222,522.23 - Step 5: Solve for x
x = 12,830,047,222,522.23/3,732,895.16 - Step 6: Final answer
x = 3,437,023.19
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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.