Finding the Fourth Proportional to 5,204,959.84, 7,183,069.08 and 2,881,852.36
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Solution
The fourth proportional to 5,204,959.84, 7,183,069.08 and 2,881,852.36 is: 3,977,080.56
Step by Step Solution
- Step 1: Write the proportion equation
5,204,959.84 : 7,183,069.08 = 2,881,852.36 : x - Step 2: Convert to fraction form
5,204,959.84/7,183,069.08 = 2,881,852.36/x - Step 3: Cross multiply
5,204,959.84x = 7,183,069.08 × 2,881,852.36 - Step 4: Simplify right side
5,204,959.84x = 20,700,544,580,241.03 - Step 5: Solve for x
x = 20,700,544,580,241.03/5,204,959.84 - Step 6: Final answer
x = 3,977,080.56
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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.