Finding the Fourth Proportional to 1,959,539.40, 2,936,544.30 and 960,064.20
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Solution
The fourth proportional to 1,959,539.40, 2,936,544.30 and 960,064.20 is: 1,438,741.70
Step by Step Solution
- Step 1: Write the proportion equation
1,959,539.40 : 2,936,544.30 = 960,064.20 : x - Step 2: Convert to fraction form
1,959,539.40/2,936,544.30 = 960,064.20/x - Step 3: Cross multiply
1,959,539.40x = 2,936,544.30 × 960,064.20 - Step 4: Simplify right side
1,959,539.40x = 2,819,271,054,144.06 - Step 5: Solve for x
x = 2,819,271,054,144.06/1,959,539.40 - Step 6: Final answer
x = 1,438,741.70
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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.