Finding the Fourth Proportional to 4,146,293.16, 6,219,754.63 and 1,412,991.09
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Solution
The fourth proportional to 4,146,293.16, 6,219,754.63 and 1,412,991.09 is: 2,119,593.94
Step by Step Solution
- Step 1: Write the proportion equation
4,146,293.16 : 6,219,754.63 = 1,412,991.09 : x - Step 2: Convert to fraction form
4,146,293.16/6,219,754.63 = 1,412,991.09/x - Step 3: Cross multiply
4,146,293.16x = 6,219,754.63 × 1,412,991.09 - Step 4: Simplify right side
4,146,293.16x = 8,788,457,870,643.77 - Step 5: Solve for x
x = 8,788,457,870,643.77/4,146,293.16 - Step 6: Final answer
x = 2,119,593.94
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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.