Finding the Fourth Proportional to 1,114,724.51, 1,671,658.93 and 474,622.42
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Solution
The fourth proportional to 1,114,724.51, 1,671,658.93 and 474,622.42 is: 711,751.47
Step by Step Solution
- Step 1: Write the proportion equation
1,114,724.51 : 1,671,658.93 = 474,622.42 : x - Step 2: Convert to fraction form
1,114,724.51/1,671,658.93 = 474,622.42/x - Step 3: Cross multiply
1,114,724.51x = 1,671,658.93 × 474,622.42 - Step 4: Simplify right side
1,114,724.51x = 793,406,806,771.21 - Step 5: Solve for x
x = 793,406,806,771.21/1,114,724.51 - Step 6: Final answer
x = 711,751.47
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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.