Finding the Fourth Proportional to 2,390,670.72, 3,580,949.66 and 1,933,299.36
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Solution
The fourth proportional to 2,390,670.72, 3,580,949.66 and 1,933,299.36 is: 2,895,859.99
Step by Step Solution
- Step 1: Write the proportion equation
2,390,670.72 : 3,580,949.66 = 1,933,299.36 : x - Step 2: Convert to fraction form
2,390,670.72/3,580,949.66 = 1,933,299.36/x - Step 3: Cross multiply
2,390,670.72x = 3,580,949.66 × 1,933,299.36 - Step 4: Simplify right side
2,390,670.72x = 6,923,047,676,203.72 - Step 5: Solve for x
x = 6,923,047,676,203.72/2,390,670.72 - Step 6: Final answer
x = 2,895,859.99
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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.