Finding the Fourth Proportional to 2,251,877.04, 3,107,812.18 and 1,285,152.84
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Solution
The fourth proportional to 2,251,877.04, 3,107,812.18 and 1,285,152.84 is: 1,773,637.54
Step by Step Solution
- Step 1: Write the proportion equation
2,251,877.04 : 3,107,812.18 = 1,285,152.84 : x - Step 2: Convert to fraction form
2,251,877.04/3,107,812.18 = 1,285,152.84/x - Step 3: Cross multiply
2,251,877.04x = 3,107,812.18 × 1,285,152.84 - Step 4: Simplify right side
2,251,877.04x = 3,994,013,649,313.59 - Step 5: Solve for x
x = 3,994,013,649,313.59/2,251,877.04 - Step 6: Final answer
x = 1,773,637.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.