Finding the Fourth Proportional to 1,221,777.36, 1,832,226.84 and 422,842.08
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Solution
The fourth proportional to 1,221,777.36, 1,832,226.84 and 422,842.08 is: 634,111.12
Step by Step Solution
- Step 1: Write the proportion equation
1,221,777.36 : 1,832,226.84 = 422,842.08 : x - Step 2: Convert to fraction form
1,221,777.36/1,832,226.84 = 422,842.08/x - Step 3: Cross multiply
1,221,777.36x = 1,832,226.84 × 422,842.08 - Step 4: Simplify right side
1,221,777.36x = 774,742,608,057.43 - Step 5: Solve for x
x = 774,742,608,057.43/1,221,777.36 - Step 6: Final answer
x = 634,111.12
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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.