Finding the Fourth Proportional to 2,801,184.40, 4,201,776.60 and 908,117.20
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Solution
The fourth proportional to 2,801,184.40, 4,201,776.60 and 908,117.20 is: 1,362,175.80
Step by Step Solution
- Step 1: Write the proportion equation
2,801,184.40 : 4,201,776.60 = 908,117.20 : x - Step 2: Convert to fraction form
2,801,184.40/4,201,776.60 = 908,117.20/x - Step 3: Cross multiply
2,801,184.40x = 4,201,776.60 × 908,117.20 - Step 4: Simplify right side
2,801,184.40x = 3,815,705,601,017.52 - Step 5: Solve for x
x = 3,815,705,601,017.52/2,801,184.40 - Step 6: Final answer
x = 1,362,175.80
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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.