Finding the Fourth Proportional to 2,036,597.45, 2,810,192.06 and 1,176,991.70
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Solution
The fourth proportional to 2,036,597.45, 2,810,192.06 and 1,176,991.70 is: 1,624,067.99
Step by Step Solution
- Step 1: Write the proportion equation
2,036,597.45 : 2,810,192.06 = 1,176,991.70 : x - Step 2: Convert to fraction form
2,036,597.45/2,810,192.06 = 1,176,991.70/x - Step 3: Cross multiply
2,036,597.45x = 2,810,192.06 × 1,176,991.70 - Step 4: Simplify right side
2,036,597.45x = 3,307,572,720,628.20 - Step 5: Solve for x
x = 3,307,572,720,628.20/2,036,597.45 - Step 6: Final answer
x = 1,624,067.99
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1.5x scale
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.