Finding the Fourth Proportional to 1,456,416.05, 2,184,544.81 and 445,538.00
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Solution
The fourth proportional to 1,456,416.05, 2,184,544.81 and 445,538.00 is: 668,282.75
Step by Step Solution
- Step 1: Write the proportion equation
1,456,416.05 : 2,184,544.81 = 445,538.00 : x - Step 2: Convert to fraction form
1,456,416.05/2,184,544.81 = 445,538.00/x - Step 3: Cross multiply
1,456,416.05x = 2,184,544.81 × 445,538.00 - Step 4: Simplify right side
1,456,416.05x = 973,297,724,178.96 - Step 5: Solve for x
x = 973,297,724,178.96/1,456,416.05 - Step 6: Final answer
x = 668,282.75
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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.