Finding the Fourth Proportional to 4,206,812.58, 6,310,871.30 and 1,777,976.06
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Solution
The fourth proportional to 4,206,812.58, 6,310,871.30 and 1,777,976.06 is: 2,667,239.82
Step by Step Solution
- Step 1: Write the proportion equation
4,206,812.58 : 6,310,871.30 = 1,777,976.06 : x - Step 2: Convert to fraction form
4,206,812.58/6,310,871.30 = 1,777,976.06/x - Step 3: Cross multiply
4,206,812.58x = 6,310,871.30 × 1,777,976.06 - Step 4: Simplify right side
4,206,812.58x = 11,220,578,048,696.84 - Step 5: Solve for x
x = 11,220,578,048,696.84/4,206,812.58 - Step 6: Final answer
x = 2,667,239.82
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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.