Finding the Fourth Proportional to 5,709,561.51, 8,560,922.16 and 1,817,337.55
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Solution
The fourth proportional to 5,709,561.51, 8,560,922.16 and 1,817,337.55 is: 2,724,917.72
Step by Step Solution
- Step 1: Write the proportion equation
5,709,561.51 : 8,560,922.16 = 1,817,337.55 : x - Step 2: Convert to fraction form
5,709,561.51/8,560,922.16 = 1,817,337.55/x - Step 3: Cross multiply
5,709,561.51x = 8,560,922.16 × 1,817,337.55 - Step 4: Simplify right side
5,709,561.51x = 15,558,085,303,995.11 - Step 5: Solve for x
x = 15,558,085,303,995.11/5,709,561.51 - Step 6: Final answer
x = 2,724,917.72
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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.