Finding the Fourth Proportional to 1,440,265.44, 1,987,606.44 and 795,727.20
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Solution
The fourth proportional to 1,440,265.44, 1,987,606.44 and 795,727.20 is: 1,098,125.71
Step by Step Solution
- Step 1: Write the proportion equation
1,440,265.44 : 1,987,606.44 = 795,727.20 : x - Step 2: Convert to fraction form
1,440,265.44/1,987,606.44 = 795,727.20/x - Step 3: Cross multiply
1,440,265.44x = 1,987,606.44 × 795,727.20 - Step 4: Simplify right side
1,440,265.44x = 1,581,592,507,203.17 - Step 5: Solve for x
x = 1,581,592,507,203.17/1,440,265.44 - Step 6: Final answer
x = 1,098,125.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.