Finding the Fourth Proportional to 5,697,304.12, 8,543,215.14 and 1,908,137.08
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Solution
The fourth proportional to 5,697,304.12, 8,543,215.14 and 1,908,137.08 is: 2,861,287.59
Step by Step Solution
- Step 1: Write the proportion equation
5,697,304.12 : 8,543,215.14 = 1,908,137.08 : x - Step 2: Convert to fraction form
5,697,304.12/8,543,215.14 = 1,908,137.08/x - Step 3: Cross multiply
5,697,304.12x = 8,543,215.14 × 1,908,137.08 - Step 4: Simplify right side
5,697,304.12x = 16,301,625,591,051.39 - Step 5: Solve for x
x = 16,301,625,591,051.39/5,697,304.12 - Step 6: Final answer
x = 2,861,287.59
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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.