Finding the Fourth Proportional to 3,558,138.18, 5,337,207.99 and 1,283,661.83
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Solution
The fourth proportional to 3,558,138.18, 5,337,207.99 and 1,283,661.83 is: 1,925,493.00
Step by Step Solution
- Step 1: Write the proportion equation
3,558,138.18 : 5,337,207.99 = 1,283,661.83 : x - Step 2: Convert to fraction form
3,558,138.18/5,337,207.99 = 1,283,661.83/x - Step 3: Cross multiply
3,558,138.18x = 5,337,207.99 × 1,283,661.83 - Step 4: Simplify right side
3,558,138.18x = 6,851,170,142,429.67 - Step 5: Solve for x
x = 6,851,170,142,429.67/3,558,138.18 - Step 6: Final answer
x = 1,925,493.00
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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.