Finding the Fourth Proportional to 3,253,605.87, 4,490,244.81 and 1,803,756.09
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Solution
The fourth proportional to 3,253,605.87, 4,490,244.81 and 1,803,756.09 is: 2,489,332.37
Step by Step Solution
- Step 1: Write the proportion equation
3,253,605.87 : 4,490,244.81 = 1,803,756.09 : x - Step 2: Convert to fraction form
3,253,605.87/4,490,244.81 = 1,803,756.09/x - Step 3: Cross multiply
3,253,605.87x = 4,490,244.81 × 1,803,756.09 - Step 4: Simplify right side
3,253,605.87x = 8,099,306,421,628.39 - Step 5: Solve for x
x = 8,099,306,421,628.39/3,253,605.87 - Step 6: Final answer
x = 2,489,332.37
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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.