Finding the Fourth Proportional to 4,119,122.77, 5,684,724.99 and 2,284,156.36
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Solution
The fourth proportional to 4,119,122.77, 5,684,724.99 and 2,284,156.36 is: 3,152,321.86
Step by Step Solution
- Step 1: Write the proportion equation
4,119,122.77 : 5,684,724.99 = 2,284,156.36 : x - Step 2: Convert to fraction form
4,119,122.77/5,684,724.99 = 2,284,156.36/x - Step 3: Cross multiply
4,119,122.77x = 5,684,724.99 × 2,284,156.36 - Step 4: Simplify right side
4,119,122.77x = 12,984,800,747,865.34 - Step 5: Solve for x
x = 12,984,800,747,865.34/4,119,122.77 - Step 6: Final answer
x = 3,152,321.86
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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.