Finding the Fourth Proportional to 1,691,330.92, 2,537,369.58 and 493,346.98
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Solution
The fourth proportional to 1,691,330.92, 2,537,369.58 and 493,346.98 is: 740,129.33
Step by Step Solution
- Step 1: Write the proportion equation
1,691,330.92 : 2,537,369.58 = 493,346.98 : x - Step 2: Convert to fraction form
1,691,330.92/2,537,369.58 = 493,346.98/x - Step 3: Cross multiply
1,691,330.92x = 2,537,369.58 × 493,346.98 - Step 4: Simplify right side
1,691,330.92x = 1,251,803,619,436.87 - Step 5: Solve for x
x = 1,251,803,619,436.87/1,691,330.92 - Step 6: Final answer
x = 740,129.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.