Finding the Fourth Proportional to 2,556,998.84, 3,832,801.68 and 850,685.12
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Solution
The fourth proportional to 2,556,998.84, 3,832,801.68 and 850,685.12 is: 1,275,130.56
Step by Step Solution
- Step 1: Write the proportion equation
2,556,998.84 : 3,832,801.68 = 850,685.12 : x - Step 2: Convert to fraction form
2,556,998.84/3,832,801.68 = 850,685.12/x - Step 3: Cross multiply
2,556,998.84x = 3,832,801.68 × 850,685.12 - Step 4: Simplify right side
2,556,998.84x = 3,260,507,357,087.00 - Step 5: Solve for x
x = 3,260,507,357,087.00/2,556,998.84 - Step 6: Final answer
x = 1,275,130.56
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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.