Finding the Fourth Proportional to 2,637,729.36, 3,956,550.84 and 840,588.84
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Solution
The fourth proportional to 2,637,729.36, 3,956,550.84 and 840,588.84 is: 1,260,869.49
Step by Step Solution
- Step 1: Write the proportion equation
2,637,729.36 : 3,956,550.84 = 840,588.84 : x - Step 2: Convert to fraction form
2,637,729.36/3,956,550.84 = 840,588.84/x - Step 3: Cross multiply
2,637,729.36x = 3,956,550.84 × 840,588.84 - Step 4: Simplify right side
2,637,729.36x = 3,325,832,480,996.63 - Step 5: Solve for x
x = 3,325,832,480,996.63/2,637,729.36 - Step 6: Final answer
x = 1,260,869.49
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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.