Finding the Fourth Proportional to 1,838,893.60, 2,757,028.20 and 827,187.40
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Solution
The fourth proportional to 1,838,893.60, 2,757,028.20 and 827,187.40 is: 1,240,190.83
Step by Step Solution
- Step 1: Write the proportion equation
1,838,893.60 : 2,757,028.20 = 827,187.40 : x - Step 2: Convert to fraction form
1,838,893.60/2,757,028.20 = 827,187.40/x - Step 3: Cross multiply
1,838,893.60x = 2,757,028.20 × 827,187.40 - Step 4: Simplify right side
1,838,893.60x = 2,280,578,988,484.68 - Step 5: Solve for x
x = 2,280,578,988,484.68/1,838,893.60 - Step 6: Final answer
x = 1,240,190.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.