Finding the Fourth Proportional to 1,783,113.12, 2,460,696.08 and 1,019,183.07
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Solution
The fourth proportional to 1,783,113.12, 2,460,696.08 and 1,019,183.07 is: 1,406,472.62
Step by Step Solution
- Step 1: Write the proportion equation
1,783,113.12 : 2,460,696.08 = 1,019,183.07 : x - Step 2: Convert to fraction form
1,783,113.12/2,460,696.08 = 1,019,183.07/x - Step 3: Cross multiply
1,783,113.12x = 2,460,696.08 × 1,019,183.07 - Step 4: Simplify right side
1,783,113.12x = 2,507,899,780,055.45 - Step 5: Solve for x
x = 2,507,899,780,055.45/1,783,113.12 - Step 6: Final answer
x = 1,406,472.62
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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.