Finding the Fourth Proportional to 3,385,687.53, 5,077,464.49 and 1,110,681.79
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Solution
The fourth proportional to 3,385,687.53, 5,077,464.49 and 1,110,681.79 is: 1,665,672.72
Step by Step Solution
- Step 1: Write the proportion equation
3,385,687.53 : 5,077,464.49 = 1,110,681.79 : x - Step 2: Convert to fraction form
3,385,687.53/5,077,464.49 = 1,110,681.79/x - Step 3: Cross multiply
3,385,687.53x = 5,077,464.49 × 1,110,681.79 - Step 4: Simplify right side
3,385,687.53x = 5,639,447,362,257.15 - Step 5: Solve for x
x = 5,639,447,362,257.15/3,385,687.53 - Step 6: Final answer
x = 1,665,672.72
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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.