Finding the Fourth Proportional to 4,520,666.16, 6,238,493.64 and 2,483,431.92
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Solution
The fourth proportional to 4,520,666.16, 6,238,493.64 and 2,483,431.92 is: 3,427,121.95
Step by Step Solution
- Step 1: Write the proportion equation
4,520,666.16 : 6,238,493.64 = 2,483,431.92 : x - Step 2: Convert to fraction form
4,520,666.16/6,238,493.64 = 2,483,431.92/x - Step 3: Cross multiply
4,520,666.16x = 6,238,493.64 × 2,483,431.92 - Step 4: Simplify right side
4,520,666.16x = 15,492,874,238,292.99 - Step 5: Solve for x
x = 15,492,874,238,292.99/4,520,666.16 - Step 6: Final answer
x = 3,427,121.95
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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.