Finding the Fourth Proportional to 2,812,848.92, 3,880,944.01 and 1,766,382.99
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Solution
The fourth proportional to 2,812,848.92, 3,880,944.01 and 1,766,382.99 is: 2,437,114.00
Step by Step Solution
- Step 1: Write the proportion equation
2,812,848.92 : 3,880,944.01 = 1,766,382.99 : x - Step 2: Convert to fraction form
2,812,848.92/3,880,944.01 = 1,766,382.99/x - Step 3: Cross multiply
2,812,848.92x = 3,880,944.01 × 1,766,382.99 - Step 4: Simplify right side
2,812,848.92x = 6,855,233,484,406.39 - Step 5: Solve for x
x = 6,855,233,484,406.39/2,812,848.92 - Step 6: Final answer
x = 2,437,114.00
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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.