Finding the Fourth Proportional to 4,071,966.80, 5,618,704.62 and 2,329,359.12
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Solution
The fourth proportional to 4,071,966.80, 5,618,704.62 and 2,329,359.12 is: 3,214,166.89
Step by Step Solution
- Step 1: Write the proportion equation
4,071,966.80 : 5,618,704.62 = 2,329,359.12 : x - Step 2: Convert to fraction form
4,071,966.80/5,618,704.62 = 2,329,359.12/x - Step 3: Cross multiply
4,071,966.80x = 5,618,704.62 × 2,329,359.12 - Step 4: Simplify right side
4,071,966.80x = 13,087,980,857,918.23 - Step 5: Solve for x
x = 13,087,980,857,918.23/4,071,966.80 - Step 6: Final answer
x = 3,214,166.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.