Finding the Fourth Proportional to 4,798,412.26, 7,197,618.27 and 1,603,538.38
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Solution
The fourth proportional to 4,798,412.26, 7,197,618.27 and 1,603,538.38 is: 2,405,307.53
Step by Step Solution
- Step 1: Write the proportion equation
4,798,412.26 : 7,197,618.27 = 1,603,538.38 : x - Step 2: Convert to fraction form
4,798,412.26/7,197,618.27 = 1,603,538.38/x - Step 3: Cross multiply
4,798,412.26x = 7,197,618.27 × 1,603,538.38 - Step 4: Simplify right side
4,798,412.26x = 11,541,657,140,534.20 - Step 5: Solve for x
x = 11,541,657,140,534.20/4,798,412.26 - Step 6: Final answer
x = 2,405,307.53
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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.