Finding the Fourth Proportional to 2,070,169.68, 3,105,228.60 and 722,329.68
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Solution
The fourth proportional to 2,070,169.68, 3,105,228.60 and 722,329.68 is: 1,083,485.48
Step by Step Solution
- Step 1: Write the proportion equation
2,070,169.68 : 3,105,228.60 = 722,329.68 : x - Step 2: Convert to fraction form
2,070,169.68/3,105,228.60 = 722,329.68/x - Step 3: Cross multiply
2,070,169.68x = 3,105,228.60 × 722,329.68 - Step 4: Simplify right side
2,070,169.68x = 2,242,998,780,964.85 - Step 5: Solve for x
x = 2,242,998,780,964.85/2,070,169.68 - Step 6: Final answer
x = 1,083,485.48
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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.