Finding the Fourth Proportional to 1,122,692.84, 1,685,238.08 and 483,313.04
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Solution
The fourth proportional to 1,122,692.84, 1,685,238.08 and 483,313.04 is: 725,485.65
Step by Step Solution
- Step 1: Write the proportion equation
1,122,692.84 : 1,685,238.08 = 483,313.04 : x - Step 2: Convert to fraction form
1,122,692.84/1,685,238.08 = 483,313.04/x - Step 3: Cross multiply
1,122,692.84x = 1,685,238.08 × 483,313.04 - Step 4: Simplify right side
1,122,692.84x = 814,497,539,568.56 - Step 5: Solve for x
x = 814,497,539,568.56/1,122,692.84 - Step 6: Final answer
x = 725,485.65
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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.