Finding the Fourth Proportional to 1,963,231.92, 2,944,762.20 and 615,363.75
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Solution
The fourth proportional to 1,963,231.92, 2,944,762.20 and 615,363.75 is: 923,018.77
Step by Step Solution
- Step 1: Write the proportion equation
1,963,231.92 : 2,944,762.20 = 615,363.75 : x - Step 2: Convert to fraction form
1,963,231.92/2,944,762.20 = 615,363.75/x - Step 3: Cross multiply
1,963,231.92x = 2,944,762.20 × 615,363.75 - Step 4: Simplify right side
1,963,231.92x = 1,812,099,910,250.25 - Step 5: Solve for x
x = 1,812,099,910,250.25/1,963,231.92 - Step 6: Final answer
x = 923,018.77
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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.