Finding the Fourth Proportional to 3,844,915.65, 5,767,946.86 and 1,415,881.99
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Solution
The fourth proportional to 3,844,915.65, 5,767,946.86 and 1,415,881.99 is: 2,124,034.13
Step by Step Solution
- Step 1: Write the proportion equation
3,844,915.65 : 5,767,946.86 = 1,415,881.99 : x - Step 2: Convert to fraction form
3,844,915.65/5,767,946.86 = 1,415,881.99/x - Step 3: Cross multiply
3,844,915.65x = 5,767,946.86 × 1,415,881.99 - Step 4: Simplify right side
3,844,915.65x = 8,166,732,082,684.90 - Step 5: Solve for x
x = 8,166,732,082,684.90/3,844,915.65 - Step 6: Final answer
x = 2,124,034.13
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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.