Finding the Fourth Proportional to 5,699,601.18, 8,549,418.78 and 1,381,634.28
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Solution
The fourth proportional to 5,699,601.18, 8,549,418.78 and 1,381,634.28 is: 2,072,455.54
Step by Step Solution
- Step 1: Write the proportion equation
5,699,601.18 : 8,549,418.78 = 1,381,634.28 : x - Step 2: Convert to fraction form
5,699,601.18/8,549,418.78 = 1,381,634.28/x - Step 3: Cross multiply
5,699,601.18x = 8,549,418.78 × 1,381,634.28 - Step 4: Simplify right side
5,699,601.18x = 11,812,170,060,523.78 - Step 5: Solve for x
x = 11,812,170,060,523.78/5,699,601.18 - Step 6: Final answer
x = 2,072,455.54
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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.