Finding the Fourth Proportional to 5,478,633.44, 8,219,071.02 and 1,883,933.54
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Solution
The fourth proportional to 5,478,633.44, 8,219,071.02 and 1,883,933.54 is: 2,826,285.74
Step by Step Solution
- Step 1: Write the proportion equation
5,478,633.44 : 8,219,071.02 = 1,883,933.54 : x - Step 2: Convert to fraction form
5,478,633.44/8,219,071.02 = 1,883,933.54/x - Step 3: Cross multiply
5,478,633.44x = 8,219,071.02 × 1,883,933.54 - Step 4: Simplify right side
5,478,633.44x = 15,484,183,562,220.01 - Step 5: Solve for x
x = 15,484,183,562,220.01/5,478,633.44 - Step 6: Final answer
x = 2,826,285.74
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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.