Finding the Fourth Proportional to 2,833,868.80, 4,252,115.40 and 1,487,551.60
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Solution
The fourth proportional to 2,833,868.80, 4,252,115.40 and 1,487,551.60 is: 2,232,016.20
Step by Step Solution
- Step 1: Write the proportion equation
2,833,868.80 : 4,252,115.40 = 1,487,551.60 : x - Step 2: Convert to fraction form
2,833,868.80/4,252,115.40 = 1,487,551.60/x - Step 3: Cross multiply
2,833,868.80x = 4,252,115.40 × 1,487,551.60 - Step 4: Simplify right side
2,833,868.80x = 6,325,241,066,654.64 - Step 5: Solve for x
x = 6,325,241,066,654.64/2,833,868.80 - Step 6: Final answer
x = 2,232,016.20
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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.