Finding the Fourth Proportional to 2,247,621.75, 3,371,435.87 and 917,925.75
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Solution
The fourth proportional to 2,247,621.75, 3,371,435.87 and 917,925.75 is: 1,376,889.95
Step by Step Solution
- Step 1: Write the proportion equation
2,247,621.75 : 3,371,435.87 = 917,925.75 : x - Step 2: Convert to fraction form
2,247,621.75/3,371,435.87 = 917,925.75/x - Step 3: Cross multiply
2,247,621.75x = 3,371,435.87 × 917,925.75 - Step 4: Simplify right side
2,247,621.75x = 3,094,727,794,957.02 - Step 5: Solve for x
x = 3,094,727,794,957.02/2,247,621.75 - Step 6: Final answer
x = 1,376,889.95
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1.5x scale
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.