Finding the Fourth Proportional to 3,141,869.18, 4,335,837.27 and 1,746,562.14
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Solution
The fourth proportional to 3,141,869.18, 4,335,837.27 and 1,746,562.14 is: 2,410,287.89
Step by Step Solution
- Step 1: Write the proportion equation
3,141,869.18 : 4,335,837.27 = 1,746,562.14 : x - Step 2: Convert to fraction form
3,141,869.18/4,335,837.27 = 1,746,562.14/x - Step 3: Cross multiply
3,141,869.18x = 4,335,837.27 × 1,746,562.14 - Step 4: Simplify right side
3,141,869.18x = 7,572,809,220,982.96 - Step 5: Solve for x
x = 7,572,809,220,982.96/3,141,869.18 - Step 6: Final answer
x = 2,410,287.89
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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.