Finding the Fourth Proportional to 4,431,192.48, 6,648,335.28 and 1,399,027.68
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Solution
The fourth proportional to 4,431,192.48, 6,648,335.28 and 1,399,027.68 is: 2,099,029.80
Step by Step Solution
- Step 1: Write the proportion equation
4,431,192.48 : 6,648,335.28 = 1,399,027.68 : x - Step 2: Convert to fraction form
4,431,192.48/6,648,335.28 = 1,399,027.68/x - Step 3: Cross multiply
4,431,192.48x = 6,648,335.28 × 1,399,027.68 - Step 4: Simplify right side
4,431,192.48x = 9,301,205,082,640.55 - Step 5: Solve for x
x = 9,301,205,082,640.55/4,431,192.48 - Step 6: Final answer
x = 2,099,029.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.