Finding the Fourth Proportional to 4,901,697.60, 6,762,487.20 and 3,040,252.08
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Solution
The fourth proportional to 4,901,697.60, 6,762,487.20 and 3,040,252.08 is: 4,194,397.01
Step by Step Solution
- Step 1: Write the proportion equation
4,901,697.60 : 6,762,487.20 = 3,040,252.08 : x - Step 2: Convert to fraction form
4,901,697.60/6,762,487.20 = 3,040,252.08/x - Step 3: Cross multiply
4,901,697.60x = 6,762,487.20 × 3,040,252.08 - Step 4: Simplify right side
4,901,697.60x = 20,559,665,775,773.38 - Step 5: Solve for x
x = 20,559,665,775,773.38/4,901,697.60 - Step 6: Final answer
x = 4,194,397.01
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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.