Finding the Fourth Proportional to 1,479,438.83, 2,219,284.74 and 519,811.03
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Solution
The fourth proportional to 1,479,438.83, 2,219,284.74 and 519,811.03 is: 779,760.98
Step by Step Solution
- Step 1: Write the proportion equation
1,479,438.83 : 2,219,284.74 = 519,811.03 : x - Step 2: Convert to fraction form
1,479,438.83/2,219,284.74 = 519,811.03/x - Step 3: Cross multiply
1,479,438.83x = 2,219,284.74 × 519,811.03 - Step 4: Simplify right side
1,479,438.83x = 1,153,608,675,466.26 - Step 5: Solve for x
x = 1,153,608,675,466.26/1,479,438.83 - Step 6: Final answer
x = 779,760.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.