Finding the Fourth Proportional to 4,547,662.99, 6,822,282.51 and 1,853,453.95
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Solution
The fourth proportional to 4,547,662.99, 6,822,282.51 and 1,853,453.95 is: 2,780,502.09
Step by Step Solution
- Step 1: Write the proportion equation
4,547,662.99 : 6,822,282.51 = 1,853,453.95 : x - Step 2: Convert to fraction form
4,547,662.99/6,822,282.51 = 1,853,453.95/x - Step 3: Cross multiply
4,547,662.99x = 6,822,282.51 × 1,853,453.95 - Step 4: Simplify right side
4,547,662.99x = 12,644,786,449,119.71 - Step 5: Solve for x
x = 12,644,786,449,119.71/4,547,662.99 - Step 6: Final answer
x = 2,780,502.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.