Finding the Fourth Proportional to 4,750,368.20, 6,555,332.49 and 2,574,864.65
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Solution
The fourth proportional to 4,750,368.20, 6,555,332.49 and 2,574,864.65 is: 3,553,218.01
Step by Step Solution
- Step 1: Write the proportion equation
4,750,368.20 : 6,555,332.49 = 2,574,864.65 : x - Step 2: Convert to fraction form
4,750,368.20/6,555,332.49 = 2,574,864.65/x - Step 3: Cross multiply
4,750,368.20x = 6,555,332.49 × 2,574,864.65 - Step 4: Simplify right side
4,750,368.20x = 16,879,093,864,720.82 - Step 5: Solve for x
x = 16,879,093,864,720.82/4,750,368.20 - Step 6: Final answer
x = 3,553,218.01
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1.5x scale
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.