Finding the Fourth Proportional to 2,551,991.99, 3,827,987.96 and 754,735.55
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Solution
The fourth proportional to 2,551,991.99, 3,827,987.96 and 754,735.55 is: 1,132,103.31
Step by Step Solution
- Step 1: Write the proportion equation
2,551,991.99 : 3,827,987.96 = 754,735.55 : x - Step 2: Convert to fraction form
2,551,991.99/3,827,987.96 = 754,735.55/x - Step 3: Cross multiply
2,551,991.99x = 3,827,987.96 × 754,735.55 - Step 4: Simplify right side
2,551,991.99x = 2,889,118,575,470.36 - Step 5: Solve for x
x = 2,889,118,575,470.36/2,551,991.99 - Step 6: Final answer
x = 1,132,103.31
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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.