Finding the Fourth Proportional to 1,868,474.46, 2,578,494.70 and 1,009,034.68
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Solution
The fourth proportional to 1,868,474.46, 2,578,494.70 and 1,009,034.68 is: 1,392,467.83
Step by Step Solution
- Step 1: Write the proportion equation
1,868,474.46 : 2,578,494.70 = 1,009,034.68 : x - Step 2: Convert to fraction form
1,868,474.46/2,578,494.70 = 1,009,034.68/x - Step 3: Cross multiply
1,868,474.46x = 2,578,494.70 × 1,009,034.68 - Step 4: Simplify right side
1,868,474.46x = 2,601,790,574,496.20 - Step 5: Solve for x
x = 2,601,790,574,496.20/1,868,474.46 - Step 6: Final answer
x = 1,392,467.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.