Finding the Fourth Proportional to 3,331,270.86, 4,597,155.33 and 1,803,377.99
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Solution
The fourth proportional to 3,331,270.86, 4,597,155.33 and 1,803,377.99 is: 2,488,662.46
Step by Step Solution
- Step 1: Write the proportion equation
3,331,270.86 : 4,597,155.33 = 1,803,377.99 : x - Step 2: Convert to fraction form
3,331,270.86/4,597,155.33 = 1,803,377.99/x - Step 3: Cross multiply
3,331,270.86x = 4,597,155.33 × 1,803,377.99 - Step 4: Simplify right side
3,331,270.86x = 8,290,408,729,140.29 - Step 5: Solve for x
x = 8,290,408,729,140.29/3,331,270.86 - Step 6: Final answer
x = 2,488,662.46
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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.