Finding the Fourth Proportional to 1,573,314.57, 2,169,832.73 and 1,329,489.99
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Solution
The fourth proportional to 1,573,314.57, 2,169,832.73 and 1,329,489.99 is: 1,833,562.69
Step by Step Solution
- Step 1: Write the proportion equation
1,573,314.57 : 2,169,832.73 = 1,329,489.99 : x - Step 2: Convert to fraction form
1,573,314.57/2,169,832.73 = 1,329,489.99/x - Step 3: Cross multiply
1,573,314.57x = 2,169,832.73 × 1,329,489.99 - Step 4: Simplify right side
1,573,314.57x = 2,884,770,887,861.92 - Step 5: Solve for x
x = 2,884,770,887,861.92/1,573,314.57 - Step 6: Final answer
x = 1,833,562.69
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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.