Finding the Fourth Proportional to 1,847,673.48, 2,754,431.09 and 1,818,554.94
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Solution
The fourth proportional to 1,847,673.48, 2,754,431.09 and 1,818,554.94 is: 2,711,022.45
Step by Step Solution
- Step 1: Write the proportion equation
1,847,673.48 : 2,754,431.09 = 1,818,554.94 : x - Step 2: Convert to fraction form
1,847,673.48/2,754,431.09 = 1,818,554.94/x - Step 3: Cross multiply
1,847,673.48x = 2,754,431.09 × 1,818,554.94 - Step 4: Simplify right side
1,847,673.48x = 5,009,084,268,400.70 - Step 5: Solve for x
x = 5,009,084,268,400.70/1,847,673.48 - Step 6: Final answer
x = 2,711,022.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.