Finding the Fourth Proportional to 1,898,794.05, 2,848,441.35 and 618,953.12
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Solution
The fourth proportional to 1,898,794.05, 2,848,441.35 and 618,953.12 is: 928,511.26
Step by Step Solution
- Step 1: Write the proportion equation
1,898,794.05 : 2,848,441.35 = 618,953.12 : x - Step 2: Convert to fraction form
1,898,794.05/2,848,441.35 = 618,953.12/x - Step 3: Cross multiply
1,898,794.05x = 2,848,441.35 × 618,953.12 - Step 4: Simplify right side
1,898,794.05x = 1,763,051,646,477.31 - Step 5: Solve for x
x = 1,763,051,646,477.31/1,898,794.05 - Step 6: Final answer
x = 928,511.26
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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.