Finding the Fourth Proportional to 3,259,877.04, 4,888,707.84 and 1,129,463.76
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Solution
The fourth proportional to 3,259,877.04, 4,888,707.84 and 1,129,463.76 is: 1,693,811.84
Step by Step Solution
- Step 1: Write the proportion equation
3,259,877.04 : 4,888,707.84 = 1,129,463.76 : x - Step 2: Convert to fraction form
3,259,877.04/4,888,707.84 = 1,129,463.76/x - Step 3: Cross multiply
3,259,877.04x = 4,888,707.84 × 1,129,463.76 - Step 4: Simplify right side
3,259,877.04x = 5,521,618,338,507.88 - Step 5: Solve for x
x = 5,521,618,338,507.88/3,259,877.04 - Step 6: Final answer
x = 1,693,811.84
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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.