Finding the Fourth Proportional to 2,357,790.46, 3,253,750.80 and 1,284,702.46
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Solution
The fourth proportional to 2,357,790.46, 3,253,750.80 and 1,284,702.46 is: 1,772,889.38
Step by Step Solution
- Step 1: Write the proportion equation
2,357,790.46 : 3,253,750.80 = 1,284,702.46 : x - Step 2: Convert to fraction form
2,357,790.46/3,253,750.80 = 1,284,702.46/x - Step 3: Cross multiply
2,357,790.46x = 3,253,750.80 × 1,284,702.46 - Step 4: Simplify right side
2,357,790.46x = 4,180,101,656,986.97 - Step 5: Solve for x
x = 4,180,101,656,986.97/2,357,790.46 - Step 6: Final answer
x = 1,772,889.38
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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.