Finding the Fourth Proportional to 2,642,664.43, 3,964,587.33 and 845,655.79
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Solution
The fourth proportional to 2,642,664.43, 3,964,587.33 and 845,655.79 is: 1,268,672.70
Step by Step Solution
- Step 1: Write the proportion equation
2,642,664.43 : 3,964,587.33 = 845,655.79 : x - Step 2: Convert to fraction form
2,642,664.43/3,964,587.33 = 845,655.79/x - Step 3: Cross multiply
2,642,664.43x = 3,964,587.33 × 845,655.79 - Step 4: Simplify right side
2,642,664.43x = 3,352,676,230,575.14 - Step 5: Solve for x
x = 3,352,676,230,575.14/2,642,664.43 - Step 6: Final answer
x = 1,268,672.70
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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.