Finding the Fourth Proportional to 1,402,324.21, 2,103,861.29 and 503,773.84
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Solution
The fourth proportional to 1,402,324.21, 2,103,861.29 and 503,773.84 is: 755,795.47
Step by Step Solution
- Step 1: Write the proportion equation
1,402,324.21 : 2,103,861.29 = 503,773.84 : x - Step 2: Convert to fraction form
1,402,324.21/2,103,861.29 = 503,773.84/x - Step 3: Cross multiply
1,402,324.21x = 2,103,861.29 × 503,773.84 - Step 4: Simplify right side
1,402,324.21x = 1,059,870,290,460.86 - Step 5: Solve for x
x = 1,059,870,290,460.86/1,402,324.21 - Step 6: Final answer
x = 755,795.47
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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.