Finding the Fourth Proportional to 3,495,065.79, 4,820,706.20 and 2,332,926.09
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Solution
The fourth proportional to 3,495,065.79, 4,820,706.20 and 2,332,926.09 is: 3,217,779.56
Step by Step Solution
- Step 1: Write the proportion equation
3,495,065.79 : 4,820,706.20 = 2,332,926.09 : x - Step 2: Convert to fraction form
3,495,065.79/4,820,706.20 = 2,332,926.09/x - Step 3: Cross multiply
3,495,065.79x = 4,820,706.20 × 2,332,926.09 - Step 4: Simplify right side
3,495,065.79x = 11,246,351,254,540.13 - Step 5: Solve for x
x = 11,246,351,254,540.13/3,495,065.79 - Step 6: Final answer
x = 3,217,779.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.