Finding the Fourth Proportional to 2,642,940.84, 3,964,073.09 and 845,673.96
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Solution
The fourth proportional to 2,642,940.84, 3,964,073.09 and 845,673.96 is: 1,268,402.73
Step by Step Solution
- Step 1: Write the proportion equation
2,642,940.84 : 3,964,073.09 = 845,673.96 : x - Step 2: Convert to fraction form
2,642,940.84/3,964,073.09 = 845,673.96/x - Step 3: Cross multiply
2,642,940.84x = 3,964,073.09 × 845,673.96 - Step 4: Simplify right side
2,642,940.84x = 3,352,313,383,521.37 - Step 5: Solve for x
x = 3,352,313,383,521.37/2,642,940.84 - Step 6: Final answer
x = 1,268,402.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.