Finding the Fourth Proportional to 1,889,224.75, 2,607,091.41 and 1,029,777.49
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Solution
The fourth proportional to 1,889,224.75, 2,607,091.41 and 1,029,777.49 is: 1,421,071.82
Step by Step Solution
- Step 1: Write the proportion equation
1,889,224.75 : 2,607,091.41 = 1,029,777.49 : x - Step 2: Convert to fraction form
1,889,224.75/2,607,091.41 = 1,029,777.49/x - Step 3: Cross multiply
1,889,224.75x = 2,607,091.41 × 1,029,777.49 - Step 4: Simplify right side
1,889,224.75x = 2,684,724,048,390.36 - Step 5: Solve for x
x = 2,684,724,048,390.36/1,889,224.75 - Step 6: Final answer
x = 1,421,071.82
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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.