Finding the Fourth Proportional to 1,541,982.87, 2,128,158.94 and 888,483.73
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Solution
The fourth proportional to 1,541,982.87, 2,128,158.94 and 888,483.73 is: 1,226,235.79
Step by Step Solution
- Step 1: Write the proportion equation
1,541,982.87 : 2,128,158.94 = 888,483.73 : x - Step 2: Convert to fraction form
1,541,982.87/2,128,158.94 = 888,483.73/x - Step 3: Cross multiply
1,541,982.87x = 2,128,158.94 × 888,483.73 - Step 4: Simplify right side
1,541,982.87x = 1,890,834,577,960.83 - Step 5: Solve for x
x = 1,890,834,577,960.83/1,541,982.87 - Step 6: Final answer
x = 1,226,235.79
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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.