Finding the Fourth Proportional to 1,405,239.92, 2,107,203.76 and 506,563.28
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Solution
The fourth proportional to 1,405,239.92, 2,107,203.76 and 506,563.28 is: 759,608.40
Step by Step Solution
- Step 1: Write the proportion equation
1,405,239.92 : 2,107,203.76 = 506,563.28 : x - Step 2: Convert to fraction form
1,405,239.92/2,107,203.76 = 506,563.28/x - Step 3: Cross multiply
1,405,239.92x = 2,107,203.76 × 506,563.28 - Step 4: Simplify right side
1,405,239.92x = 1,067,432,048,293.93 - Step 5: Solve for x
x = 1,067,432,048,293.93/1,405,239.92 - Step 6: Final answer
x = 759,608.40
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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.