Finding the Fourth Proportional to 4,522,646.62, 6,238,450.74 and 2,974,085.38
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Solution
The fourth proportional to 4,522,646.62, 6,238,450.74 and 2,974,085.38 is: 4,102,395.50
Step by Step Solution
- Step 1: Write the proportion equation
4,522,646.62 : 6,238,450.74 = 2,974,085.38 : x - Step 2: Convert to fraction form
4,522,646.62/6,238,450.74 = 2,974,085.38/x - Step 3: Cross multiply
4,522,646.62x = 6,238,450.74 × 2,974,085.38 - Step 4: Simplify right side
4,522,646.62x = 18,553,685,139,684.18 - Step 5: Solve for x
x = 18,553,685,139,684.18/4,522,646.62 - Step 6: Final answer
x = 4,102,395.50
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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.