Finding the Fourth Proportional to 4,004,424.96, 5,526,072.95 and 2,168,840.62
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Solution
The fourth proportional to 4,004,424.96, 5,526,072.95 and 2,168,840.62 is: 2,992,981.91
Step by Step Solution
- Step 1: Write the proportion equation
4,004,424.96 : 5,526,072.95 = 2,168,840.62 : x - Step 2: Convert to fraction form
4,004,424.96/5,526,072.95 = 2,168,840.62/x - Step 3: Cross multiply
4,004,424.96x = 5,526,072.95 × 2,168,840.62 - Step 4: Simplify right side
4,004,424.96x = 11,985,171,483,043.23 - Step 5: Solve for x
x = 11,985,171,483,043.23/4,004,424.96 - Step 6: Final answer
x = 2,992,981.91
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1.5x scale
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.