Finding the Fourth Proportional to 3,160,787.33, 4,739,261.00 and 1,239,396.53
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Solution
The fourth proportional to 3,160,787.33, 4,739,261.00 and 1,239,396.53 is: 1,858,341.92
Step by Step Solution
- Step 1: Write the proportion equation
3,160,787.33 : 4,739,261.00 = 1,239,396.53 : x - Step 2: Convert to fraction form
3,160,787.33/4,739,261.00 = 1,239,396.53/x - Step 3: Cross multiply
3,160,787.33x = 4,739,261.00 × 1,239,396.53 - Step 4: Simplify right side
3,160,787.33x = 5,873,823,608,271.04 - Step 5: Solve for x
x = 5,873,823,608,271.04/3,160,787.33 - Step 6: Final answer
x = 1,858,341.92
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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.