Finding the Fourth Proportional to 3,823,400.43, 5,276,251.58 and 2,104,484.31
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Solution
The fourth proportional to 3,823,400.43, 5,276,251.58 and 2,104,484.31 is: 2,904,165.77
Step by Step Solution
- Step 1: Write the proportion equation
3,823,400.43 : 5,276,251.58 = 2,104,484.31 : x - Step 2: Convert to fraction form
3,823,400.43/5,276,251.58 = 2,104,484.31/x - Step 3: Cross multiply
3,823,400.43x = 5,276,251.58 × 2,104,484.31 - Step 4: Simplify right side
3,823,400.43x = 11,103,788,655,200.29 - Step 5: Solve for x
x = 11,103,788,655,200.29/3,823,400.43 - Step 6: Final answer
x = 2,904,165.77
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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.