Finding the Fourth Proportional to 1,560,680.18, 2,153,886.36 and 979,998.92
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Solution
The fourth proportional to 1,560,680.18, 2,153,886.36 and 979,998.92 is: 1,352,491.26
Step by Step Solution
- Step 1: Write the proportion equation
1,560,680.18 : 2,153,886.36 = 979,998.92 : x - Step 2: Convert to fraction form
1,560,680.18/2,153,886.36 = 979,998.92/x - Step 3: Cross multiply
1,560,680.18x = 2,153,886.36 × 979,998.92 - Step 4: Simplify right side
1,560,680.18x = 2,110,806,306,602.73 - Step 5: Solve for x
x = 2,110,806,306,602.73/1,560,680.18 - Step 6: Final answer
x = 1,352,491.26
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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.