Finding the Fourth Proportional to 1,369,294.37, 2,053,121.36 and 649,815.11
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Solution
The fourth proportional to 1,369,294.37, 2,053,121.36 and 649,815.11 is: 974,333.43
Step by Step Solution
- Step 1: Write the proportion equation
1,369,294.37 : 2,053,121.36 = 649,815.11 : x - Step 2: Convert to fraction form
1,369,294.37/2,053,121.36 = 649,815.11/x - Step 3: Cross multiply
1,369,294.37x = 2,053,121.36 × 649,815.11 - Step 4: Simplify right side
1,369,294.37x = 1,334,149,268,877.07 - Step 5: Solve for x
x = 1,334,149,268,877.07/1,369,294.37 - Step 6: Final answer
x = 974,333.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.