Finding the Fourth Proportional to 2,397,878.79, 3,310,539.14 and 1,560,468.30
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Solution
The fourth proportional to 2,397,878.79, 3,310,539.14 and 1,560,468.30 is: 2,154,400.55
Step by Step Solution
- Step 1: Write the proportion equation
2,397,878.79 : 3,310,539.14 = 1,560,468.30 : x - Step 2: Convert to fraction form
2,397,878.79/3,310,539.14 = 1,560,468.30/x - Step 3: Cross multiply
2,397,878.79x = 3,310,539.14 × 1,560,468.30 - Step 4: Simplify right side
2,397,878.79x = 5,165,991,376,076.92 - Step 5: Solve for x
x = 5,165,991,376,076.92/2,397,878.79 - Step 6: Final answer
x = 2,154,400.55
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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.