Finding the Fourth Proportional to 1,541,088.72, 2,126,586.96 and 861,894
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Solution
The fourth proportional to 1,541,088.72, 2,126,586.96 and 861,894 is: 1,189,349.14
Step by Step Solution
- Step 1: Write the proportion equation
1,541,088.72 : 2,126,586.96 = 861,894 : x - Step 2: Convert to fraction form
1,541,088.72/2,126,586.96 = 861,894/x - Step 3: Cross multiply
1,541,088.72x = 2,126,586.96 × 861,894 - Step 4: Simplify right side
1,541,088.72x = 1,832,892,541,302.24 - Step 5: Solve for x
x = 1,832,892,541,302.24/1,541,088.72 - Step 6: Final answer
x = 1,189,349.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.