Finding the Fourth Proportional to 5,354,169.12, 8,028,235.60 and 1,758,970.76
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Solution
The fourth proportional to 5,354,169.12, 8,028,235.60 and 1,758,970.76 is: 2,637,464.63
Step by Step Solution
- Step 1: Write the proportion equation
5,354,169.12 : 8,028,235.60 = 1,758,970.76 : x - Step 2: Convert to fraction form
5,354,169.12/8,028,235.60 = 1,758,970.76/x - Step 3: Cross multiply
5,354,169.12x = 8,028,235.60 × 1,758,970.76 - Step 4: Simplify right side
5,354,169.12x = 14,121,431,674,791.05 - Step 5: Solve for x
x = 14,121,431,674,791.05/5,354,169.12 - Step 6: Final answer
x = 2,637,464.63
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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.