Finding the Fourth Proportional to 1,042,424.08, 1,438,608.84 and 583,529.68
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Solution
The fourth proportional to 1,042,424.08, 1,438,608.84 and 583,529.68 is: 805,306.57
Step by Step Solution
- Step 1: Write the proportion equation
1,042,424.08 : 1,438,608.84 = 583,529.68 : x - Step 2: Convert to fraction form
1,042,424.08/1,438,608.84 = 583,529.68/x - Step 3: Cross multiply
1,042,424.08x = 1,438,608.84 × 583,529.68 - Step 4: Simplify right side
1,042,424.08x = 839,470,956,050.37 - Step 5: Solve for x
x = 839,470,956,050.37/1,042,424.08 - Step 6: Final answer
x = 805,306.57
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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.