Finding the Fourth Proportional to 4,243,748.64, 6,365,625.02 and 1,403,860.78
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Solution
The fourth proportional to 4,243,748.64, 6,365,625.02 and 1,403,860.78 is: 2,105,791.85
Step by Step Solution
- Step 1: Write the proportion equation
4,243,748.64 : 6,365,625.02 = 1,403,860.78 : x - Step 2: Convert to fraction form
4,243,748.64/6,365,625.02 = 1,403,860.78/x - Step 3: Cross multiply
4,243,748.64x = 6,365,625.02 × 1,403,860.78 - Step 4: Simplify right side
4,243,748.64x = 8,936,451,305,764.72 - Step 5: Solve for x
x = 8,936,451,305,764.72/4,243,748.64 - Step 6: Final answer
x = 2,105,791.85
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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.