Finding the Fourth Proportional to 1,255,692.42, 1,883,496.38 and 545,720.54
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Solution
The fourth proportional to 1,255,692.42, 1,883,496.38 and 545,720.54 is: 818,562.45
Step by Step Solution
- Step 1: Write the proportion equation
1,255,692.42 : 1,883,496.38 = 545,720.54 : x - Step 2: Convert to fraction form
1,255,692.42/1,883,496.38 = 545,720.54/x - Step 3: Cross multiply
1,255,692.42x = 1,883,496.38 × 545,720.54 - Step 4: Simplify right side
1,255,692.42x = 1,027,862,661,581.65 - Step 5: Solve for x
x = 1,027,862,661,581.65/1,255,692.42 - Step 6: Final answer
x = 818,562.45
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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.