Finding the Fourth Proportional to 2,812,273.29, 3,880,935.99 and 1,523,113.74
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Solution
The fourth proportional to 2,812,273.29, 3,880,935.99 and 1,523,113.74 is: 2,101,896.34
Step by Step Solution
- Step 1: Write the proportion equation
2,812,273.29 : 3,880,935.99 = 1,523,113.74 : x - Step 2: Convert to fraction form
2,812,273.29/3,880,935.99 = 1,523,113.74/x - Step 3: Cross multiply
2,812,273.29x = 3,880,935.99 × 1,523,113.74 - Step 4: Simplify right side
2,812,273.29x = 5,911,106,930,429.50 - Step 5: Solve for x
x = 5,911,106,930,429.50/2,812,273.29 - Step 6: Final answer
x = 2,101,896.34
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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.