Finding the Fourth Proportional to 3,073,677.66, 4,241,502.63 and 1,715,638.14
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Solution
The fourth proportional to 3,073,677.66, 4,241,502.63 and 1,715,638.14 is: 2,367,484.33
Step by Step Solution
- Step 1: Write the proportion equation
3,073,677.66 : 4,241,502.63 = 1,715,638.14 : x - Step 2: Convert to fraction form
3,073,677.66/4,241,502.63 = 1,715,638.14/x - Step 3: Cross multiply
3,073,677.66x = 4,241,502.63 × 1,715,638.14 - Step 4: Simplify right side
3,073,677.66x = 7,276,883,682,938.31 - Step 5: Solve for x
x = 7,276,883,682,938.31/3,073,677.66 - Step 6: Final answer
x = 2,367,484.33
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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.