Finding the Fourth Proportional to 3,466,405.54, 4,783,495.94 and 1,896,529.68
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Solution
The fourth proportional to 3,466,405.54, 4,783,495.94 and 1,896,529.68 is: 2,617,132.33
Step by Step Solution
- Step 1: Write the proportion equation
3,466,405.54 : 4,783,495.94 = 1,896,529.68 : x - Step 2: Convert to fraction form
3,466,405.54/4,783,495.94 = 1,896,529.68/x - Step 3: Cross multiply
3,466,405.54x = 4,783,495.94 × 1,896,529.68 - Step 4: Simplify right side
3,466,405.54x = 9,072,042,024,369.50 - Step 5: Solve for x
x = 9,072,042,024,369.50/3,466,405.54 - Step 6: Final answer
x = 2,617,132.33
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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.