Finding the Fourth Proportional to 2,812,973.99, 3,881,915.99 and 1,523,814.37
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Solution
The fourth proportional to 2,812,973.99, 3,881,915.99 and 1,523,814.37 is: 2,102,870.27
Step by Step Solution
- Step 1: Write the proportion equation
2,812,973.99 : 3,881,915.99 = 1,523,814.37 : x - Step 2: Convert to fraction form
2,812,973.99/3,881,915.99 = 1,523,814.37/x - Step 3: Cross multiply
2,812,973.99x = 3,881,915.99 × 1,523,814.37 - Step 4: Simplify right side
2,812,973.99x = 5,915,319,368,694.78 - Step 5: Solve for x
x = 5,915,319,368,694.78/2,812,973.99 - Step 6: Final answer
x = 2,102,870.27
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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.