Finding the Fourth Proportional to 1,888,526.40, 2,832,786.09 and 591,778.08
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Solution
The fourth proportional to 1,888,526.40, 2,832,786.09 and 591,778.08 is: 887,666.02
Step by Step Solution
- Step 1: Write the proportion equation
1,888,526.40 : 2,832,786.09 = 591,778.08 : x - Step 2: Convert to fraction form
1,888,526.40/2,832,786.09 = 591,778.08/x - Step 3: Cross multiply
1,888,526.40x = 2,832,786.09 × 591,778.08 - Step 4: Simplify right side
1,888,526.40x = 1,676,380,713,390.91 - Step 5: Solve for x
x = 1,676,380,713,390.91/1,888,526.40 - Step 6: Final answer
x = 887,666.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.