Finding the Fourth Proportional to 1,169,231.63, 1,613,544.50 and 632,687.63
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Solution
The fourth proportional to 1,169,231.63, 1,613,544.50 and 632,687.63 is: 873,111.55
Step by Step Solution
- Step 1: Write the proportion equation
1,169,231.63 : 1,613,544.50 = 632,687.63 : x - Step 2: Convert to fraction form
1,169,231.63/1,613,544.50 = 632,687.63/x - Step 3: Cross multiply
1,169,231.63x = 1,613,544.50 × 632,687.63 - Step 4: Simplify right side
1,169,231.63x = 1,020,869,639,118.53 - Step 5: Solve for x
x = 1,020,869,639,118.53/1,169,231.63 - Step 6: Final answer
x = 873,111.55
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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.