Finding the Fourth Proportional to 1,619,479.62, 2,427,286.74 and 753,749.58
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Solution
The fourth proportional to 1,619,479.62, 2,427,286.74 and 753,749.58 is: 1,129,724.84
Step by Step Solution
- Step 1: Write the proportion equation
1,619,479.62 : 2,427,286.74 = 753,749.58 : x - Step 2: Convert to fraction form
1,619,479.62/2,427,286.74 = 753,749.58/x - Step 3: Cross multiply
1,619,479.62x = 2,427,286.74 × 753,749.58 - Step 4: Simplify right side
1,619,479.62x = 1,829,566,360,814.57 - Step 5: Solve for x
x = 1,829,566,360,814.57/1,619,479.62 - Step 6: Final answer
x = 1,129,724.84
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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.