Finding the Fourth Proportional to 5,821,836.12, 8,732,344.86 and 2,177,870.76
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Solution
The fourth proportional to 5,821,836.12, 8,732,344.86 and 2,177,870.76 is: 3,266,653.02
Step by Step Solution
- Step 1: Write the proportion equation
5,821,836.12 : 8,732,344.86 = 2,177,870.76 : x - Step 2: Convert to fraction form
5,821,836.12/8,732,344.86 = 2,177,870.76/x - Step 3: Cross multiply
5,821,836.12x = 8,732,344.86 × 2,177,870.76 - Step 4: Simplify right side
5,821,836.12x = 19,017,918,536,830.29 - Step 5: Solve for x
x = 19,017,918,536,830.29/5,821,836.12 - Step 6: Final answer
x = 3,266,653.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.