Finding the Fourth Proportional to 1,461,227.87, 2,016,497.36 and 816,648.03
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Solution
The fourth proportional to 1,461,227.87, 2,016,497.36 and 816,648.03 is: 1,126,975.90
Step by Step Solution
- Step 1: Write the proportion equation
1,461,227.87 : 2,016,497.36 = 816,648.03 : x - Step 2: Convert to fraction form
1,461,227.87/2,016,497.36 = 816,648.03/x - Step 3: Cross multiply
1,461,227.87x = 2,016,497.36 × 816,648.03 - Step 4: Simplify right side
1,461,227.87x = 1,646,768,598,585.82 - Step 5: Solve for x
x = 1,646,768,598,585.82/1,461,227.87 - Step 6: Final answer
x = 1,126,975.90
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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.