Finding the Fourth Proportional to 2,170,871.04, 2,995,985.97 and 1,204,312.69
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Solution
The fourth proportional to 2,170,871.04, 2,995,985.97 and 1,204,312.69 is: 1,662,053.55
Step by Step Solution
- Step 1: Write the proportion equation
2,170,871.04 : 2,995,985.97 = 1,204,312.69 : x - Step 2: Convert to fraction form
2,170,871.04/2,995,985.97 = 1,204,312.69/x - Step 3: Cross multiply
2,170,871.04x = 2,995,985.97 × 1,204,312.69 - Step 4: Simplify right side
2,170,871.04x = 3,608,103,922,732.96 - Step 5: Solve for x
x = 3,608,103,922,732.96/2,170,871.04 - Step 6: Final answer
x = 1,662,053.55
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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.