Finding the Fourth Proportional to 3,087,621.00, 4,260,941.99 and 1,710,987.69
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Solution
The fourth proportional to 3,087,621.00, 4,260,941.99 and 1,710,987.69 is: 2,361,176.88
Step by Step Solution
- Step 1: Write the proportion equation
3,087,621.00 : 4,260,941.99 = 1,710,987.69 : x - Step 2: Convert to fraction form
3,087,621.00/4,260,941.99 = 1,710,987.69/x - Step 3: Cross multiply
3,087,621.00x = 4,260,941.99 × 1,710,987.69 - Step 4: Simplify right side
3,087,621.00x = 7,290,419,296,971.57 - Step 5: Solve for x
x = 7,290,419,296,971.57/3,087,621.00 - Step 6: Final answer
x = 2,361,176.88
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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.