Finding the Fourth Proportional to 1,230,560.66, 1,698,174.02 and 679,276.68
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Solution
The fourth proportional to 1,230,560.66, 1,698,174.02 and 679,276.68 is: 937,401.99
Step by Step Solution
- Step 1: Write the proportion equation
1,230,560.66 : 1,698,174.02 = 679,276.68 : x - Step 2: Convert to fraction form
1,230,560.66/1,698,174.02 = 679,276.68/x - Step 3: Cross multiply
1,230,560.66x = 1,698,174.02 × 679,276.68 - Step 4: Simplify right side
1,230,560.66x = 1,153,530,010,367.85 - Step 5: Solve for x
x = 1,153,530,010,367.85/1,230,560.66 - Step 6: Final answer
x = 937,401.99
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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.