Finding the Fourth Proportional to 2,518,672.68, 3,475,841.16 and 1,372,827.24
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Solution
The fourth proportional to 2,518,672.68, 3,475,841.16 and 1,372,827.24 is: 1,894,541.31
Step by Step Solution
- Step 1: Write the proportion equation
2,518,672.68 : 3,475,841.16 = 1,372,827.24 : x - Step 2: Convert to fraction form
2,518,672.68/3,475,841.16 = 1,372,827.24/x - Step 3: Cross multiply
2,518,672.68x = 3,475,841.16 × 1,372,827.24 - Step 4: Simplify right side
2,518,672.68x = 4,771,729,426,361.20 - Step 5: Solve for x
x = 4,771,729,426,361.20/2,518,672.68 - Step 6: Final answer
x = 1,894,541.31
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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.