Finding the Fourth Proportional to 2,958,860.21, 4,438,334.06 and 828,809.69
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Solution
The fourth proportional to 2,958,860.21, 4,438,334.06 and 828,809.69 is: 1,243,226.79
Step by Step Solution
- Step 1: Write the proportion equation
2,958,860.21 : 4,438,334.06 = 828,809.69 : x - Step 2: Convert to fraction form
2,958,860.21/4,438,334.06 = 828,809.69/x - Step 3: Cross multiply
2,958,860.21x = 4,438,334.06 × 828,809.69 - Step 4: Simplify right side
2,958,860.21x = 3,678,534,289,552.90 - Step 5: Solve for x
x = 3,678,534,289,552.90/2,958,860.21 - Step 6: Final answer
x = 1,243,226.79
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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.