Finding the Fourth Proportional to 4,798,396.89, 7,197,595.36 and 1,603,523.07
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Solution
The fourth proportional to 4,798,396.89, 7,197,595.36 and 1,603,523.07 is: 2,405,284.61
Step by Step Solution
- Step 1: Write the proportion equation
4,798,396.89 : 7,197,595.36 = 1,603,523.07 : x - Step 2: Convert to fraction form
4,798,396.89/7,197,595.36 = 1,603,523.07/x - Step 3: Cross multiply
4,798,396.89x = 7,197,595.36 × 1,603,523.07 - Step 4: Simplify right side
4,798,396.89x = 11,541,510,208,284.96 - Step 5: Solve for x
x = 11,541,510,208,284.96/4,798,396.89 - Step 6: Final answer
x = 2,405,284.61
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1.5x scale
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.