Finding the Fourth Proportional to 1,544,945.19, 2,132,244.95 and 856,770.09
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Solution
The fourth proportional to 1,544,945.19, 2,132,244.95 and 856,770.09 is: 1,182,465.05
Step by Step Solution
- Step 1: Write the proportion equation
1,544,945.19 : 2,132,244.95 = 856,770.09 : x - Step 2: Convert to fraction form
1,544,945.19/2,132,244.95 = 856,770.09/x - Step 3: Cross multiply
1,544,945.19x = 2,132,244.95 × 856,770.09 - Step 4: Simplify right side
1,544,945.19x = 1,826,843,697,713.55 - Step 5: Solve for x
x = 1,826,843,697,713.55/1,544,945.19 - Step 6: Final answer
x = 1,182,465.05
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1.5x scale
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.