Finding the Fourth Proportional to 4,403,140.80, 6,601,600.80 and 2,008,132.80
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Solution
The fourth proportional to 4,403,140.80, 6,601,600.80 and 2,008,132.80 is: 3,010,780.65
Step by Step Solution
- Step 1: Write the proportion equation
4,403,140.80 : 6,601,600.80 = 2,008,132.80 : x - Step 2: Convert to fraction form
4,403,140.80/6,601,600.80 = 2,008,132.80/x - Step 3: Cross multiply
4,403,140.80x = 6,601,600.80 × 2,008,132.80 - Step 4: Simplify right side
4,403,140.80x = 13,256,891,098,986.24 - Step 5: Solve for x
x = 13,256,891,098,986.24/4,403,140.80 - Step 6: Final answer
x = 3,010,780.65
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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.