Finding the Fourth Proportional to 1,246,650.48, 1,873,352.34 and 678,451.68
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Solution
The fourth proportional to 1,246,650.48, 1,873,352.34 and 678,451.68 is: 1,019,515.14
Step by Step Solution
- Step 1: Write the proportion equation
1,246,650.48 : 1,873,352.34 = 678,451.68 : x - Step 2: Convert to fraction form
1,246,650.48/1,873,352.34 = 678,451.68/x - Step 3: Cross multiply
1,246,650.48x = 1,873,352.34 × 678,451.68 - Step 4: Simplify right side
1,246,650.48x = 1,270,979,042,304.93 - Step 5: Solve for x
x = 1,270,979,042,304.93/1,246,650.48 - Step 6: Final answer
x = 1,019,515.14
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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.