Finding the Fourth Proportional to 5,920,495.68, 8,170,308 and 3,204,240.96
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Solution
The fourth proportional to 5,920,495.68, 8,170,308 and 3,204,240.96 is: 4,421,865.49
Step by Step Solution
- Step 1: Write the proportion equation
5,920,495.68 : 8,170,308 = 3,204,240.96 : x - Step 2: Convert to fraction form
5,920,495.68/8,170,308 = 3,204,240.96/x - Step 3: Cross multiply
5,920,495.68x = 8,170,308 × 3,204,240.96 - Step 4: Simplify right side
5,920,495.68x = 26,179,635,549,415.68 - Step 5: Solve for x
x = 26,179,635,549,415.68/5,920,495.68 - Step 6: Final answer
x = 4,421,865.49
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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.