Finding the Fourth Proportional to 5,915,337.60, 8,161,180.64 and 4,825,725.60
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Solution
The fourth proportional to 5,915,337.60, 8,161,180.64 and 4,825,725.60 is: 6,657,881.76
Step by Step Solution
- Step 1: Write the proportion equation
5,915,337.60 : 8,161,180.64 = 4,825,725.60 : x - Step 2: Convert to fraction form
5,915,337.60/8,161,180.64 = 4,825,725.60/x - Step 3: Cross multiply
5,915,337.60x = 8,161,180.64 × 4,825,725.60 - Step 4: Simplify right side
5,915,337.60x = 39,383,618,340,672.38 - Step 5: Solve for x
x = 39,383,618,340,672.38/5,915,337.60 - Step 6: Final answer
x = 6,657,881.76
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1.5x scale
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.