Finding the Fourth Proportional to 1,714,844.73, 2,366,315.19 and 989,925.99
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Solution
The fourth proportional to 1,714,844.73, 2,366,315.19 and 989,925.99 is: 1,365,999.42
Step by Step Solution
- Step 1: Write the proportion equation
1,714,844.73 : 2,366,315.19 = 989,925.99 : x - Step 2: Convert to fraction form
1,714,844.73/2,366,315.19 = 989,925.99/x - Step 3: Cross multiply
1,714,844.73x = 2,366,315.19 × 989,925.99 - Step 4: Simplify right side
1,714,844.73x = 2,342,476,907,112.79 - Step 5: Solve for x
x = 2,342,476,907,112.79/1,714,844.73 - Step 6: Final answer
x = 1,365,999.42
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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.