Finding the Fourth Proportional to 2,893,193.12, 3,992,599.68 and 1,604,000.48
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Solution
The fourth proportional to 2,893,193.12, 3,992,599.68 and 1,604,000.48 is: 2,213,516.88
Step by Step Solution
- Step 1: Write the proportion equation
2,893,193.12 : 3,992,599.68 = 1,604,000.48 : x - Step 2: Convert to fraction form
2,893,193.12/3,992,599.68 = 1,604,000.48/x - Step 3: Cross multiply
2,893,193.12x = 3,992,599.68 × 1,604,000.48 - Step 4: Simplify right side
2,893,193.12x = 6,404,131,803,167.85 - Step 5: Solve for x
x = 6,404,131,803,167.85/2,893,193.12 - Step 6: Final answer
x = 2,213,516.88
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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.