Finding the Fourth Proportional to 4,876,363.08, 6,729,306.90 and 2,671,208.22
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Solution
The fourth proportional to 4,876,363.08, 6,729,306.90 and 2,671,208.22 is: 3,686,226.72
Step by Step Solution
- Step 1: Write the proportion equation
4,876,363.08 : 6,729,306.90 = 2,671,208.22 : x - Step 2: Convert to fraction form
4,876,363.08/6,729,306.90 = 2,671,208.22/x - Step 3: Cross multiply
4,876,363.08x = 6,729,306.90 × 2,671,208.22 - Step 4: Simplify right side
4,876,363.08x = 17,975,379,906,182.72 - Step 5: Solve for x
x = 17,975,379,906,182.72/4,876,363.08 - Step 6: Final answer
x = 3,686,226.72
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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.