Finding the Fourth Proportional to 5,578,346.30, 8,372,002.79 and 2,883,460.90
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Solution
The fourth proportional to 5,578,346.30, 8,372,002.79 and 2,883,460.90 is: 4,327,508.80
Step by Step Solution
- Step 1: Write the proportion equation
5,578,346.30 : 8,372,002.79 = 2,883,460.90 : x - Step 2: Convert to fraction form
5,578,346.30/8,372,002.79 = 2,883,460.90/x - Step 3: Cross multiply
5,578,346.30x = 8,372,002.79 × 2,883,460.90 - Step 4: Simplify right side
5,578,346.30x = 24,140,342,699,655.91 - Step 5: Solve for x
x = 24,140,342,699,655.91/5,578,346.30 - Step 6: Final answer
x = 4,327,508.80
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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.