Finding the Fourth Proportional to 5,805,797.84, 8,708,816.81 and 2,112,695.18
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Solution
The fourth proportional to 5,805,797.84, 8,708,816.81 and 2,112,695.18 is: 3,169,086.45
Step by Step Solution
- Step 1: Write the proportion equation
5,805,797.84 : 8,708,816.81 = 2,112,695.18 : x - Step 2: Convert to fraction form
5,805,797.84/8,708,816.81 = 2,112,695.18/x - Step 3: Cross multiply
5,805,797.84x = 8,708,816.81 × 2,112,695.18 - Step 4: Simplify right side
5,805,797.84x = 18,399,075,259,727.63 - Step 5: Solve for x
x = 18,399,075,259,727.63/5,805,797.84 - Step 6: Final answer
x = 3,169,086.45
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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.