Finding the Fourth Proportional to 2,416,287.20, 3,334,390.97 and 1,328,551.16
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Solution
The fourth proportional to 2,416,287.20, 3,334,390.97 and 1,328,551.16 is: 1,833,353.66
Step by Step Solution
- Step 1: Write the proportion equation
2,416,287.20 : 3,334,390.97 = 1,328,551.16 : x - Step 2: Convert to fraction form
2,416,287.20/3,334,390.97 = 1,328,551.16/x - Step 3: Cross multiply
2,416,287.20x = 3,334,390.97 × 1,328,551.16 - Step 4: Simplify right side
2,416,287.20x = 4,429,908,967,772.31 - Step 5: Solve for x
x = 4,429,908,967,772.31/2,416,287.20 - Step 6: Final answer
x = 1,833,353.66
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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.