Finding the Fourth Proportional to 3,490,778.08, 5,234,502.84 and 1,216,022.68
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Solution
The fourth proportional to 3,490,778.08, 5,234,502.84 and 1,216,022.68 is: 1,823,454.26
Step by Step Solution
- Step 1: Write the proportion equation
3,490,778.08 : 5,234,502.84 = 1,216,022.68 : x - Step 2: Convert to fraction form
3,490,778.08/5,234,502.84 = 1,216,022.68/x - Step 3: Cross multiply
3,490,778.08x = 5,234,502.84 × 1,216,022.68 - Step 4: Simplify right side
3,490,778.08x = 6,365,274,171,964.41 - Step 5: Solve for x
x = 6,365,274,171,964.41/3,490,778.08 - Step 6: Final answer
x = 1,823,454.26
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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.