Finding the Fourth Proportional to 5,356,529.20, 8,034,859.16 and 1,570,088.64
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Solution
The fourth proportional to 5,356,529.20, 8,034,859.16 and 1,570,088.64 is: 2,355,152.12
Step by Step Solution
- Step 1: Write the proportion equation
5,356,529.20 : 8,034,859.16 = 1,570,088.64 : x - Step 2: Convert to fraction form
5,356,529.20/8,034,859.16 = 1,570,088.64/x - Step 3: Cross multiply
5,356,529.20x = 8,034,859.16 × 1,570,088.64 - Step 4: Simplify right side
5,356,529.20x = 12,615,441,091,115.94 - Step 5: Solve for x
x = 12,615,441,091,115.94/5,356,529.20 - Step 6: Final answer
x = 2,355,152.12
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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.