Finding the Fourth Proportional to 1,114,724.01, 1,671,658.18 and 474,621.92
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Solution
The fourth proportional to 1,114,724.01, 1,671,658.18 and 474,621.92 is: 711,750.72
Step by Step Solution
- Step 1: Write the proportion equation
1,114,724.01 : 1,671,658.18 = 474,621.92 : x - Step 2: Convert to fraction form
1,114,724.01/1,671,658.18 = 474,621.92/x - Step 3: Cross multiply
1,114,724.01x = 1,671,658.18 × 474,621.92 - Step 4: Simplify right side
1,114,724.01x = 793,405,614,975.31 - Step 5: Solve for x
x = 793,405,614,975.31/1,114,724.01 - Step 6: Final answer
x = 711,750.72
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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.