Finding the Fourth Proportional to 4,829,928.24, 6,665,378.73 and 2,764,935.51
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Solution
The fourth proportional to 4,829,928.24, 6,665,378.73 and 2,764,935.51 is: 3,815,655.51
Step by Step Solution
- Step 1: Write the proportion equation
4,829,928.24 : 6,665,378.73 = 2,764,935.51 : x - Step 2: Convert to fraction form
4,829,928.24/6,665,378.73 = 2,764,935.51/x - Step 3: Cross multiply
4,829,928.24x = 6,665,378.73 × 2,764,935.51 - Step 4: Simplify right side
4,829,928.24x = 18,429,342,302,812.02 - Step 5: Solve for x
x = 18,429,342,302,812.02/4,829,928.24 - Step 6: Final answer
x = 3,815,655.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.