Finding the Fourth Proportional to 1,126,882.07, 1,554,608.53 and 745,441.19
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Solution
The fourth proportional to 1,126,882.07, 1,554,608.53 and 745,441.19 is: 1,028,385.55
Step by Step Solution
- Step 1: Write the proportion equation
1,126,882.07 : 1,554,608.53 = 745,441.19 : x - Step 2: Convert to fraction form
1,126,882.07/1,554,608.53 = 745,441.19/x - Step 3: Cross multiply
1,126,882.07x = 1,554,608.53 × 745,441.19 - Step 4: Simplify right side
1,126,882.07x = 1,158,869,232,587.35 - Step 5: Solve for x
x = 1,158,869,232,587.35/1,126,882.07 - Step 6: Final answer
x = 1,028,385.55
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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.