Finding the Fourth Proportional to 1,235,463.08, 1,704,060.14 and 1,133,816.78
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Solution
The fourth proportional to 1,235,463.08, 1,704,060.14 and 1,133,816.78 is: 1,563,860.56
Step by Step Solution
- Step 1: Write the proportion equation
1,235,463.08 : 1,704,060.14 = 1,133,816.78 : x - Step 2: Convert to fraction form
1,235,463.08/1,704,060.14 = 1,133,816.78/x - Step 3: Cross multiply
1,235,463.08x = 1,704,060.14 × 1,133,816.78 - Step 4: Simplify right side
1,235,463.08x = 1,932,091,979,452.22 - Step 5: Solve for x
x = 1,932,091,979,452.22/1,235,463.08 - Step 6: Final answer
x = 1,563,860.56
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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.