Finding the Fourth Proportional to 2,356,768.86, 3,536,703.50 and 1,292,558.19
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Solution
The fourth proportional to 2,356,768.86, 3,536,703.50 and 1,292,558.19 is: 1,939,687.49
Step by Step Solution
- Step 1: Write the proportion equation
2,356,768.86 : 3,536,703.50 = 1,292,558.19 : x - Step 2: Convert to fraction form
2,356,768.86/3,536,703.50 = 1,292,558.19/x - Step 3: Cross multiply
2,356,768.86x = 3,536,703.50 × 1,292,558.19 - Step 4: Simplify right side
2,356,768.86x = 4,571,395,068,063.87 - Step 5: Solve for x
x = 4,571,395,068,063.87/2,356,768.86 - Step 6: Final answer
x = 1,939,687.49
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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.