Finding the Fourth Proportional to 4,928,286.29, 6,807,691.73 and 3,713,772.29
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Solution
The fourth proportional to 4,928,286.29, 6,807,691.73 and 3,713,772.29 is: 5,130,021.96
Step by Step Solution
- Step 1: Write the proportion equation
4,928,286.29 : 6,807,691.73 = 3,713,772.29 : x - Step 2: Convert to fraction form
4,928,286.29/6,807,691.73 = 3,713,772.29/x - Step 3: Cross multiply
4,928,286.29x = 6,807,691.73 × 3,713,772.29 - Step 4: Simplify right side
4,928,286.29x = 25,282,216,887,167.30 - Step 5: Solve for x
x = 25,282,216,887,167.30/4,928,286.29 - Step 6: Final answer
x = 5,130,021.96
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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.