Finding the Fourth Proportional to 5,478,668.06, 8,219,122.92 and 1,883,968.16
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Solution
The fourth proportional to 5,478,668.06, 8,219,122.92 and 1,883,968.16 is: 2,826,337.66
Step by Step Solution
- Step 1: Write the proportion equation
5,478,668.06 : 8,219,122.92 = 1,883,968.16 : x - Step 2: Convert to fraction form
5,478,668.06/8,219,122.92 = 1,883,968.16/x - Step 3: Cross multiply
5,478,668.06x = 8,219,122.92 × 1,883,968.16 - Step 4: Simplify right side
5,478,668.06x = 15,484,565,843,310.61 - Step 5: Solve for x
x = 15,484,565,843,310.61/5,478,668.06 - Step 6: Final answer
x = 2,826,337.66
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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.