Finding the Fourth Proportional to 1,358,230.88, 2,035,453.88 and 1,020,877.94
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Solution
The fourth proportional to 1,358,230.88, 2,035,453.88 and 1,020,877.94 is: 1,529,894.50
Step by Step Solution
- Step 1: Write the proportion equation
1,358,230.88 : 2,035,453.88 = 1,020,877.94 : x - Step 2: Convert to fraction form
1,358,230.88/2,035,453.88 = 1,020,877.94/x - Step 3: Cross multiply
1,358,230.88x = 2,035,453.88 × 1,020,877.94 - Step 4: Simplify right side
1,358,230.88x = 2,077,949,948,697.75 - Step 5: Solve for x
x = 2,077,949,948,697.75/1,358,230.88 - Step 6: Final answer
x = 1,529,894.50
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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.