Finding the Fourth Proportional to 1,441,835.16, 1,989,877.74 and 797,304.12
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Solution
The fourth proportional to 1,441,835.16, 1,989,877.74 and 797,304.12 is: 1,100,359.99
Step by Step Solution
- Step 1: Write the proportion equation
1,441,835.16 : 1,989,877.74 = 797,304.12 : x - Step 2: Convert to fraction form
1,441,835.16/1,989,877.74 = 797,304.12/x - Step 3: Cross multiply
1,441,835.16x = 1,989,877.74 × 797,304.12 - Step 4: Simplify right side
1,441,835.16x = 1,586,537,720,398.29 - Step 5: Solve for x
x = 1,586,537,720,398.29/1,441,835.16 - Step 6: Final answer
x = 1,100,359.99
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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.