Finding the Fourth Proportional to 1,268,287.74, 1,750,236.66 and 695,315.61
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Solution
The fourth proportional to 1,268,287.74, 1,750,236.66 and 695,315.61 is: 959,535.31
Step by Step Solution
- Step 1: Write the proportion equation
1,268,287.74 : 1,750,236.66 = 695,315.61 : x - Step 2: Convert to fraction form
1,268,287.74/1,750,236.66 = 695,315.61/x - Step 3: Cross multiply
1,268,287.74x = 1,750,236.66 × 695,315.61 - Step 4: Simplify right side
1,268,287.74x = 1,216,966,870,892.26 - Step 5: Solve for x
x = 1,216,966,870,892.26/1,268,287.74 - Step 6: Final answer
x = 959,535.31
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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.