Finding the Fourth Proportional to 1,554,442.44, 2,145,135.42 and 901,195.80
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Solution
The fourth proportional to 1,554,442.44, 2,145,135.42 and 901,195.80 is: 1,243,653.02
Step by Step Solution
- Step 1: Write the proportion equation
1,554,442.44 : 2,145,135.42 = 901,195.80 : x - Step 2: Convert to fraction form
1,554,442.44/2,145,135.42 = 901,195.80/x - Step 3: Cross multiply
1,554,442.44x = 2,145,135.42 × 901,195.80 - Step 4: Simplify right side
1,554,442.44x = 1,933,187,030,935.24 - Step 5: Solve for x
x = 1,933,187,030,935.24/1,554,442.44 - Step 6: Final answer
x = 1,243,653.02
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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.