Finding the Fourth Proportional to 3,652,422.96, 5,479,381.68 and 1,255,956.36
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Solution
The fourth proportional to 3,652,422.96, 5,479,381.68 and 1,255,956.36 is: 1,884,191.49
Step by Step Solution
- Step 1: Write the proportion equation
3,652,422.96 : 5,479,381.68 = 1,255,956.36 : x - Step 2: Convert to fraction form
3,652,422.96/5,479,381.68 = 1,255,956.36/x - Step 3: Cross multiply
3,652,422.96x = 5,479,381.68 × 1,255,956.36 - Step 4: Simplify right side
3,652,422.96x = 6,881,864,269,863.49 - Step 5: Solve for x
x = 6,881,864,269,863.49/3,652,422.96 - Step 6: Final answer
x = 1,884,191.49
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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.