Finding the Fourth Proportional to 5,456,052.19, 8,184,919.20 and 1,860,979.24
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Solution
The fourth proportional to 5,456,052.19, 8,184,919.20 and 1,860,979.24 is: 2,791,755.68
Step by Step Solution
- Step 1: Write the proportion equation
5,456,052.19 : 8,184,919.20 = 1,860,979.24 : x - Step 2: Convert to fraction form
5,456,052.19/8,184,919.20 = 1,860,979.24/x - Step 3: Cross multiply
5,456,052.19x = 8,184,919.20 × 1,860,979.24 - Step 4: Simplify right side
5,456,052.19x = 15,231,964,712,277.41 - Step 5: Solve for x
x = 15,231,964,712,277.41/5,456,052.19 - Step 6: Final answer
x = 2,791,755.68
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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.