Finding the Fourth Proportional to 3,048,538.79, 4,572,805.81 and 918,622.94
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Solution
The fourth proportional to 3,048,538.79, 4,572,805.81 and 918,622.94 is: 1,377,933.68
Step by Step Solution
- Step 1: Write the proportion equation
3,048,538.79 : 4,572,805.81 = 918,622.94 : x - Step 2: Convert to fraction form
3,048,538.79/4,572,805.81 = 918,622.94/x - Step 3: Cross multiply
3,048,538.79x = 4,572,805.81 × 918,622.94 - Step 4: Simplify right side
3,048,538.79x = 4,200,684,292,070.70 - Step 5: Solve for x
x = 4,200,684,292,070.70/3,048,538.79 - Step 6: Final answer
x = 1,377,933.68
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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.