Finding the Fourth Proportional to 3,879,864.36, 5,352,358.50 and 3,014,502.48
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Solution
The fourth proportional to 3,879,864.36, 5,352,358.50 and 3,014,502.48 is: 4,158,572.69
Step by Step Solution
- Step 1: Write the proportion equation
3,879,864.36 : 5,352,358.50 = 3,014,502.48 : x - Step 2: Convert to fraction form
3,879,864.36/5,352,358.50 = 3,014,502.48/x - Step 3: Cross multiply
3,879,864.36x = 5,352,358.50 × 3,014,502.48 - Step 4: Simplify right side
3,879,864.36x = 16,134,697,972,099.08 - Step 5: Solve for x
x = 16,134,697,972,099.08/3,879,864.36 - Step 6: Final answer
x = 4,158,572.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.