Finding the Fourth Proportional to 1,705,807.57, 2,353,027.67 and 1,102,195.57
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Solution
The fourth proportional to 1,705,807.57, 2,353,027.67 and 1,102,195.57 is: 1,520,392.29
Step by Step Solution
- Step 1: Write the proportion equation
1,705,807.57 : 2,353,027.67 = 1,102,195.57 : x - Step 2: Convert to fraction form
1,705,807.57/2,353,027.67 = 1,102,195.57/x - Step 3: Cross multiply
1,705,807.57x = 2,353,027.67 × 1,102,195.57 - Step 4: Simplify right side
1,705,807.57x = 2,593,496,673,961.42 - Step 5: Solve for x
x = 2,593,496,673,961.42/1,705,807.57 - Step 6: Final answer
x = 1,520,392.29
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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.