Finding the Fourth Proportional to 4,293,915.28, 5,925,618.16 and 2,360,343.76
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Solution
The fourth proportional to 4,293,915.28, 5,925,618.16 and 2,360,343.76 is: 3,257,282.67
Step by Step Solution
- Step 1: Write the proportion equation
4,293,915.28 : 5,925,618.16 = 2,360,343.76 : x - Step 2: Convert to fraction form
4,293,915.28/5,925,618.16 = 2,360,343.76/x - Step 3: Cross multiply
4,293,915.28x = 5,925,618.16 × 2,360,343.76 - Step 4: Simplify right side
4,293,915.28x = 13,986,495,848,098.68 - Step 5: Solve for x
x = 13,986,495,848,098.68/4,293,915.28 - Step 6: Final answer
x = 3,257,282.67
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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.