Finding the Fourth Proportional to 3,073,518.88, 4,598,860.36 and 1,930,931.68
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Solution
The fourth proportional to 3,073,518.88, 4,598,860.36 and 1,930,931.68 is: 2,889,224.21
Step by Step Solution
- Step 1: Write the proportion equation
3,073,518.88 : 4,598,860.36 = 1,930,931.68 : x - Step 2: Convert to fraction form
3,073,518.88/4,598,860.36 = 1,930,931.68/x - Step 3: Cross multiply
3,073,518.88x = 4,598,860.36 × 1,930,931.68 - Step 4: Simplify right side
3,073,518.88x = 8,880,085,161,020.21 - Step 5: Solve for x
x = 8,880,085,161,020.21/3,073,518.88 - Step 6: Final answer
x = 2,889,224.21
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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.