Finding the Fourth Proportional to 4,304,226.12, 5,940,477.81 and 3,270,032.09
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Solution
The fourth proportional to 4,304,226.12, 5,940,477.81 and 3,270,032.09 is: 4,513,134.88
Step by Step Solution
- Step 1: Write the proportion equation
4,304,226.12 : 5,940,477.81 = 3,270,032.09 : x - Step 2: Convert to fraction form
4,304,226.12/5,940,477.81 = 3,270,032.09/x - Step 3: Cross multiply
4,304,226.12x = 5,940,477.81 × 3,270,032.09 - Step 4: Simplify right side
4,304,226.12x = 19,425,553,038,930.53 - Step 5: Solve for x
x = 19,425,553,038,930.53/4,304,226.12 - Step 6: Final answer
x = 4,513,134.88
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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.