Finding the Fourth Proportional to 1,511,638.24, 2,085,964.92 and 832,574.68
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Solution
The fourth proportional to 1,511,638.24, 2,085,964.92 and 832,574.68 is: 1,148,900.27
Step by Step Solution
- Step 1: Write the proportion equation
1,511,638.24 : 2,085,964.92 = 832,574.68 : x - Step 2: Convert to fraction form
1,511,638.24/2,085,964.92 = 832,574.68/x - Step 3: Cross multiply
1,511,638.24x = 2,085,964.92 × 832,574.68 - Step 4: Simplify right side
1,511,638.24x = 1,736,721,575,760.23 - Step 5: Solve for x
x = 1,736,721,575,760.23/1,511,638.24 - Step 6: Final answer
x = 1,148,900.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.