Finding the Fourth Proportional to 5,197,011.63, 7,795,386.22 and 1,410,396.09
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Solution
The fourth proportional to 5,197,011.63, 7,795,386.22 and 1,410,396.09 is: 2,115,558.52
Step by Step Solution
- Step 1: Write the proportion equation
5,197,011.63 : 7,795,386.22 = 1,410,396.09 : x - Step 2: Convert to fraction form
5,197,011.63/7,795,386.22 = 1,410,396.09/x - Step 3: Cross multiply
5,197,011.63x = 7,795,386.22 × 1,410,396.09 - Step 4: Simplify right side
5,197,011.63x = 10,994,582,244,727.88 - Step 5: Solve for x
x = 10,994,582,244,727.88/5,197,011.63 - Step 6: Final answer
x = 2,115,558.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.