Finding the Fourth Proportional to 4,220,117.11, 5,823,767.25 and 2,286,377.65
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Solution
The fourth proportional to 4,220,117.11, 5,823,767.25 and 2,286,377.65 is: 3,155,204.21
Step by Step Solution
- Step 1: Write the proportion equation
4,220,117.11 : 5,823,767.25 = 2,286,377.65 : x - Step 2: Convert to fraction form
4,220,117.11/5,823,767.25 = 2,286,377.65/x - Step 3: Cross multiply
4,220,117.11x = 5,823,767.25 × 2,286,377.65 - Step 4: Simplify right side
4,220,117.11x = 13,315,331,238,651.24 - Step 5: Solve for x
x = 13,315,331,238,651.24/4,220,117.11 - Step 6: Final answer
x = 3,155,204.21
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.